English words: impregnable to IMXB

300 English words, part 20 of 77 of the words starting with I, A to Z. 61 have a page of their own.

English words impregnable to IMXB

impregnable adjective /ɪmˈpɹɛɡ.nəˌb(ə)l/: Of a fortress or other fortified place: able to withstand all attacks; impenetrable, inconquerable, unvanquishable.
impregnableness noun: The state of being impregnable; impregnability.
impregnably adverb: In an impregnable manner; so as to defy attack.
impregnant adjective, noun /ɪmˈpɹɛɡnənt/: not allowing entry: impregnable
impregnatable adjective: Which can be impregnated.
impregnate adjective, verb /ˈɪmpɹɛɡneɪt/: To cause to become pregnant.
impregnation noun /ɪmpɹɛɡˈneɪʃən/: The act of making pregnant; fertilization.
impregnative adjective: Relating to impregnation.
impregnator noun: One who impregnates.
impregnatory adjective: Relating to impregnation.
imprejudicate adjective: Without prejudice; impartial.
impremeditate adjective: Unpremeditated.
impreparation noun: Lack of preparation.
imprepared adjective: Synonym of unprepared.
impresa noun: A device on a shield or seal, or used as a bookplate etc.
impresarial adjective /ˌɪm.pɹɪˈsɛəɹi.əl/: Of or relating to an impresario.
impresario noun /ˌɪmpɹɪˈsɑːɹɪəʊ/: A manager or producer in the entertainment industry, especially music or theatre.
imprescindible adjective: Indispensable, essential, imperative, vital.
imprescribable adjective: Synonym of imprescriptible.
imprescriptable adjective: Alternative form of imprescriptible.
imprescriptibility noun: The quality of being imprescriptible.
imprescriptible adjective: Not subject to self-restraint: absolute, inalienable.
imprescriptibly adverb: In an imprescriptible manner; obviously or uncontrollably
imprese noun: A heraldic device; an impresa.
impresh noun: Clipping of impression, in various senses.
impress noun, verb /ɪmˈpɹɛs/: To affect (someone) strongly and often favourably; to inspire admiration from (someone).
impressability noun: Alternative form of impressibility.
impressable adjective: Alternative form of impressible.
impressed adjective, verb /ɪmˈpɹɛst/: Strongly affected, especially favourably.
impressedly adverb: In the manner of an impression or stamp.
impresser noun: One who impresses.
impressibility noun: The quality of being impressible.
impressible adjective: Capable of being impressed; susceptible of receiving impression.
impressibleness noun: The state of being impressible; impressibility.
impressibly adverb: In an impressible manner.
impressingly adverb: In an impressing manner.
impression noun, verb /ɪmˈpɹɛʃn̩/: The indentation or depression made by the pressure of one object on or into another.
impressionability noun /ɪmˌpɹɛʃ.ə.nəˈbɪl.ɪ.tiː/: The quality of being impressionable.
impressionable adjective, noun /ɪmˈpɹɛ.ʃən.ə.bəl/: Being easily influenced (especially of young people).
impressionableness noun: The quality of being impressionable.
impressionably adverb: In an impressionable manner.
impressional adjective: Of, pertaining to, or having the characteristics of an impression.
impressionary adjective: Of or relating to impressionism; impressionistic.
impressioner noun: One who impressions (manipulates a key in a lock to aid in creating a duplicate).
impressionism noun /ɪmˈpɹɛʃənɪzəm/: An art movement characterized by visible brushstrokes, ordinary subject matter, and an emphasis on light and its changing qualities.
impressionist noun: One who adheres to the theory or method of impressionism.
impressionistic adjective /ɪmˌpɹɛ.ʃəˈnɪ.stɪk/: Pertaining to or characterized by impressionism.
impressionistically adverb: In an impressionistic manner.
impressionless adjective: unimpressed or unaffected
impressive adjective /ɪmˈpɹɛsɪv/: Making, or tending to make, a positive impression; having power to impress.
impressively adverb: In an impressive manner; forcibly.
impressiveness noun: The quality of being impressive.
impressivity noun: The quality of being impressive.
impressment noun /ɪmˈpɹɛsmənt/: The act of seizing for public use; impressing into public service, especially military service and (most often) naval service.
impressor noun: One who, or that which, impresses.
impresstaurant noun: An upscale restaurant where one might take somebody to impress them.
impressum noun: A statement of the ownership and authorship of a document, which must be included in books, newspapers, magazines and websites published in Germany and...
impressure noun: dent; impression
imprest noun, verb /ˈɪmpɹɛst/: An advance of funds, especially to a government service or employee.
imprestable adjective: Not payable.
impreventable adjective: Not preventable; inevitable.
imprevisibility noun: The quality of being imprevisible or unforeseeable; unpredictability.
imprevisible adjective: unforeseeable
imprimatur noun /ˌɪm.pɹɪˈmeɪ.tə/: An official license to publish or print something, especially when censorship applies.
imprimatura noun: An initial stain of color painted on a ground.
imprime verb: To drive (a hunted animal) out of its shelter.
imprimery noun: Synonym of printer, printing house, &c., a self-employed printer or printing establishment.
imprimis adverb: In the first place (used to introduce a list of items or considerations).
imprimitive adjective: not primitive
imprimitivity noun: The condition of being imprimitive
imprint noun, verb /ˈɪm.pɹɪnt/: An impression; the mark left behind by printing something or by pressing on something, or the figurative counterpart of such a mark.
imprint on verb: To come to accept, inaccurately, that a creature or object is one's parent and consequently to act as if it is.
imprintability noun: The quality of being imprintable.
imprintable adjective: Capable of being imprinted.
imprinted adjective, verb /ɪmˈpɹɪntɪd/: Stamped or impressed.
imprintee noun: The object of imprinting; the person or thing on which something imprints.
imprinter noun: A device that imprints.
imprintery noun: Synonym of printing.
imprinting noun, verb: Any kind of phase-sensitive learning (learning occurring at a particular age or a particular life stage) that is rapid and apparently independent of the...
imprintome noun: A subset of a genome that contains only imprinted genes
imprison verb /ɪmˈpɹɪzən/: To put in or as if in prison; confine somebody against their will.
imprisonable adjective: Capable of being imprisoned.
imprisoner noun: One who imprisons.
imprisonment noun /ɪmˈpɹɪzn̩.mənt/: A confinement in a place, especially a prison or a jail, especially as punishment for a crime.
imprisonment warrant noun: a court order authorising the imprisonment of a person sentenced to imprisonment; a court order authorising the execution of an imprisonment sentence.
impro noun: Improv (improvisation).
improbability noun /ɪmˌpɹɒb.əˈbɪl.ɪ.ti/: The quality or state of being improbable; unlikelihood.
improbable adjective /ɪmˈpɹɑbəbl̩/: Not likely to be true.
improbableness noun: The quality of being improbable.
improbably adverb: In an improbable manner; without probability.
improbate verb: To disallow, disqualify, or annul.
improbation noun: disapproval
improbative adjective: Implying, or showing, improbation; disapproving.
improbatory adjective: disapproving
improbity noun: A lack of probity or integrity; dishonesty.
improcreant adjective: That does not procreate.
improcurability noun: Synonym of unprocurability.
improcurable adjective: Synonym of unprocurable.
improducible adjective: Not capable of being produced.
improductive adjective: Misconstruction of unproductive.
improductively adverb: unproductively
improficience noun: Alternative form of improficiency.
improficiency noun: Lack of proficiency.
improfitability noun: Synonym of unprofitability.
improfitable adjective: Synonym of unprofitable.
improgressive adjective: Not progressive.
improgressively adverb: In an improgressive manner.
improgressiveness noun: The quality of being improgressive.
improlific adjective: not prolific
impromanga noun: A comic story told in relay format. Typically, one person begins the story, taking it to a cliffhanger ending. Later artists then follow up the story taking...
impromidine noun: A histamine H₂ receptor agonist, used diagnostically as a gastric secretion indicator.
improminent adjective: Not prominent.
imprompt adjective: Not prompt; delayed.
impromptu adjective, adverb, noun, verb /ɪmˈpɹɒmp.t(j)u/: Improvised; without prior preparation, planning, or rehearsal.
impromptuly adverb: In an impromptu manner; impromptu.
improper adjective, verb /ɪmˈpɹɒp.ə/: Unsuitable to needs or circumstances; inappropriate; inapt.
improper fraction noun: A vulgar fraction of which the numerator has a greater magnitude than the denominator, such as 3/2.
improper integral noun: An integral where at least one of the endpoints is taken as a limit, either to a specific number or to infinity.
improper noun noun: A noun that describes something general, rather than that which is purely unique.
improper rotation noun: An isometry in Euclidean space that is a combination of a rotation about an axis and a reflection in a plane perpendicular to that axis.
improper time noun: A time interval that is not measured in the standard units of seconds, often used in theories such as relativity to describe time in a nonlinear or...
improperation noun: A reproach; an instance of upbraiding or contumely.
Improperia noun: A series of antiphons and responses expressing the remonstrance of Jesus Christ with his people, usually sung on Good Friday.
improperly adverb /ɪmˈpɹɑ.pɚ.li/: In an improper manner; not properly.
improperness noun: The quality of being improper.
improperty noun: impropriety
impropitious adjective /ɪmpɹəˈpɪʃəs/: Not propitious; unfavourable.
improportionable adjective: Not proportionable.
improportionate adjective: Not proportionate.
impropriate adjective, verb: To appropriate for private use.
impropriation noun /ɪmpɹəʊpɹiˈeɪʃn̩/: The act of impropriating; putting an ecclesiastical benefice or tithes in the hands of a layman, or lay corporation.
impropriator noun: A layperson in possession of ecclesiastical property.
impropriatrix noun: A female impropriator.
impropriety noun /ˌɪm.pɹəˈpɹaɪ.ɪ.ti/: The condition of being improper.
improsperity noun: Lack of prosperity.
improsperous adjective: not prosperous
improsulfan noun: An alkylsulfonate compound.
improtected adjective: Synonym of unprotected.
improv noun, verb /ˈɪmpɹɑv/: Improvisation.
improvability noun: The condition of being improvable
improvable adjective: Capable of being improved.
improvableness noun: Quality of being improvable; capability of improvement.
improvably adverb: So as to permit improvement.
improval noun: improvement
improve verb /ɪmˈpɹuːv/: To make (something) better; to increase the value or productivity (of something).
improve on verb: To fix, make better or increase the quality of (something) in comparison to previous attempts; to contribute to an ongoing effort to improve (something).
improve the occasion verb: To point out a moral to be learned from some event that has just occurred.
improve upon verb: Alternative form of improve on.
improveable adjective: Alternative spelling of improvable (“able to be improved”).
improved adjective, verb /ɪmˈpɹuːvd/: That has been made better; enhanced.
improvement noun /ɪmˈpɹuːvmənt/: The act of improving; advancement or growth; a bettering
improver noun /ɪmˈpɹuːvɚ/: Something that, or someone who, improves something.
improvership noun: A course of further education in a trade, like an apprenticeship but for a person previously trained.
improvided adjective: Unforeseen.
improvidence noun /ɪmˈprɒ.vɪ.dəns/: The quality of being improvident; want of foresight or thrift.
improvident adjective /ɪmˈpɹɒvɪdənt/: failing to provide for the future; reckless
improvidentially adverb: improvidently; not providentially
improvidently adverb: In an improvident manner.
improving adjective, verb /ɪmˈpɹuːvɪŋ/: That tends to improve someone or something (especially (dated) to educate or morally better a person).
improving agent noun: any substance added to flour in order to improve some aspect of its performance
improving lease noun: An extended lease to induce the tenant to make improvements to the premises.
improvingly adverb: In a manner that tends to improve (especially, (dated), to educate or morally better a person).
improvisable adjective: Able to be improvised.
improvisate adjective, verb: To improvise
improvisation noun /ɪmpɹəvaɪˈzeɪʃən/: The act or art of composing and making music, poetry, and the like, extemporaneously
improvisational adjective /ɪmpɹəvaɪˈzeɪʃənəl/: Having the nature of an improvisation.
improvisational comedy noun: A form of improvisational theatre performed with little predetermination of subject matter and structure, but with interaction with the audience.
improvisational theatre noun: a form of theatre in which the actors perform spontaneously, without a script
improvisationalist noun: One who uses improvisational methods.
improvisationally adverb: In an improvisational way.
improvisatize verb: To improvise; to extemporize.
improvisator noun: Someone who improvises; improviser.
improvisatore noun: An individual who recites impromptu verse, as from a song or poem.
improvisatorial adjective /ɪmˌpɹɑvɪsəˈtɔɹiəl/: Synonym of improvisatory.
improvisatorially adverb: By improvisation.
improvisatorily adverb: By improvisation.
improvisatorize verb: Synonym of improvise.
improvisatory adjective /ɪmˈpɹɑvɪsəˌtɔɹi/: Of, pertaining to, or in the nature of improvisation.
improvisatrice noun /ɪmˌpɹɒvɪzəˈtɹiːt͡ʃeɪ/: A female improvisatore.
improvisatrix noun: A female that improvises.
improvise verb /ˈɪm.pɹə.vaɪz/: To make something up or invent it as one goes on; to proceed guided only by imagination, intuition, and guesswork rather than by a careful plan.
improvised adjective, verb: Created by improvisation; impromptu; unrehearsed.
improvised explosive device noun: An unconventional or amateur explosive weapon made from nonmilitary components, especially one used by guerrillas, commandos or terrorists.
improvisedly adverb: In an improvised manner.
improviser noun: One who improvises.
improvising noun, verb: improvisation
improvision noun /ˌɪm.pɹəˈvɪʒ.ən/: the lack of provision, a failure to provide something
improviso adjective: Not prepared beforehand; unpremeditated; extemporaneous.
improvisor noun: Alternative form of improviser.
improvization noun: Alternative form of improvisation.
improvvisatore noun: Alternative spelling of improvisatore.
improvvisatrice noun: Alternative form of improvisatrice.
imprudence noun /ɪmˈpɹuːdn̩s/: The quality or state of being imprudent; lack of prudence, caution, discretion or circumspection.
imprudency noun: The fact or quality of being imprudent; rashness.
imprudent adjective /ɪmˈpɹudənt/: Not prudent; lacking prudence or discretion; indiscreet; injudicious; not paying attention to the consequences of one's actions.
imprudential adjective: Synonym of imprudent.
imprudently adverb: Without prudence; in an imprudent manner.
imprudentness noun: The quality of being imprudent.
impship noun: The state of being an imp.
impsonite noun: A black carbonaceous substance, believed to be derived from a fluid bitumen which polymerized after filling a vein.
impuberal adjective /ɪmˈpjuːbəɹəl/: Immature; not having come to puberty.
impuberate adjective: Not puberate.
impuberty noun: The condition of not having reached puberty.
impudence noun /ˈɪmpjədəns/: The quality of being impudent, not showing due respect.
impudency noun: Impudence, insolence.
impudent adjective /ˈɪmpjʊdənt/: Not showing due respect; bold-faced, impertinent.
impudently adverb: In an impudent manner; with unblushing effrontery; insolently.
impudentness noun: Quality of being impudent.
impudic adjective: Immodest.
impudicity noun: Immodesty; shamelessness.
impugn verb /ɪmˈpjuːn/: To assault, attack.
impugnability noun: The quality of being impugnable.
impugnable adjective /ɪmˈpjuːnə.bəl/: That can be impugned; open to (verbal) attack, open to question.
impugnation noun: The act of impugning
impugner noun: One who impugns; one who opposes or contradicts.
impugnment noun: The act of impugning, or the state of being impugned.
impuissance noun: Impotence, weakness.
impuissant adjective: weak; feeble; lacking power
impulse noun, verb /ˈɪmpʌls/: A thrust; a push; a sudden force that impels.
impulse buy noun, verb: Something purchased spontaneously, without planning or thought.
impulse buyer noun: One who engages in impulse buying.
impulse buying noun, verb: The act of making unplanned or otherwise spontaneous purchases.
impulse control disorder noun: Any of a class of disorders characterized by high impulsivity or the inability to resist a temptation or urge.
impulse function noun: Any generalized function which is defined by its behavior under integration.
impulse good noun: A good intended to be bought on impulse, as an act of impulse buying.
impulse noise noun: Synonym of burst noise.
impulse purchase noun, verb: Something bought spontaneously, without planning or thought.
impulse response noun: Output of a dynamic system when presented with a brief input signal.
impulseless adjective: Devoid of impulses.
impulsion noun: The act of impelling or driving onward, or the state of being impelled; the sudden or momentary agency of a body in motion on another body; also, the...
impulsive adjective, noun /ɪmˈpʌlsɪv/: Having the power of driving or impelling; giving an impulse; moving; impellent.
impulsive speech noun: Speech that concentrates on the speaker's thoughts and intentions, disregarding an interruption by the listener.
impulsively adverb /ɪmˈpʌlsɪvli/: In an impulsive manner; with force; by impulse.
impulsiveness noun: The quality of being impulsive.
impulsivist noun: A very impulsive person
impulsivity noun: The quality of being impulsive, impulsiveness; inclination to act on impulse rather than thought.
impulsor noun: One who or that which impels; an inciter, an instigator.
impulsory adjective: Of, relating to, or caused by an impulse.
impunctate adjective: Not punctate; not marked by spots, dots, points, or punctures.
impunctual adjective: Not punctual.
impunctuality noun: Failure to be punctual; unpunctuality.
impundulu noun: Synonym of lightning bird.
impune adjective: Unpunished.
impunely adverb: Without being punished.
impunible adjective: unpunishable
impunibly adverb: In an impunible manner; without punishment.
impunitive adjective: Relating to impunity
impunity noun /ɪmˈpjuːnɪti/: Exemption from punishment.
impuration noun: The act of making impure; defilement; obscuration.
impure adjective, verb /ɪmˈpjʊə(ɹ)/: Containing undesired intermixtures
impure name noun: A name that contains useful information about the entity it identifies.
impure s noun: In Italian, an "s" (/s/ or /z/) followed by another consonant. When used immediately before a masculine noun beginning with an impure s, the definite...
impurely adverb: In an impure manner.
impureness noun: The quality or condition of being impure; impurity.
impurification noun: The act or process of impurifying.
impurify verb: To make impure.
impurity noun /ɪmˈpjɝɪti/: The condition of being impure; because of contamination, pollution, adulteration or insufficient purification.
impurple verb: Alternative form of empurple.
imput noun /ˈɪmpʊt/: Pronunciation spelling of input.
imputability noun: The character of being imputable.
imputable adjective: That may be imputed
imputableness noun: The quality of being imputable; imputability.
imputably adverb: In an imputable manner; by imputation.
imputation noun /ˌɪm.pjʊˈteɪ.ʃən/: The act of imputing or charging; attribution; ascription.
imputational adjective: Relating to imputation
imputative adjective: Of, related, or pertaining to imputation.
imputatively adverb: In an imputative fashion or manner.
imputativeness noun: The quality of being imputative.
impute verb /ɪmˈpjuːt/: To attribute or ascribe (responsibility or fault) to a cause or source.
imputed adjective, verb: Attributed, alleged, assigned, not necessarily proven or justified.
imputed liability noun: Alternative form of vicarious liability.
imputedly adverb: By imputation.
imputer noun: Someone who imputes.
imputrescibility noun: The quality of being imputrescible.
imputrescible adjective: Not putrescible, not subject to decay.
impv noun, verb: Abbreviation of imperative.
impx. noun: Abbreviation of imperatrix.
IMRAD noun /ˈɪmræd/: Acronym of introduction, methods, results, and discussion, a convention for structuring scientific academic writing.
Imran proper noun: A male given name from Arabic.
Imri proper noun: Two minor Biblical figures: one is an ancestor of ancient Hebrew exiles mentioned in 1 Chronicles 9:4 and the second is the father of Zaccur, who worked to...
IMS noun: Initialism of industrial methylated spirit.
imshee verb: go away
imshi verb: Alternative form of imshee.
imshy verb: Alternative form of imshee.
IMSI noun /ɪmzi/: Acronym of International Mobile Subscriber Identity.
imsim noun: Syllabic abbreviation of immersive simulation.
imsonic adjective: Of or relating to the theory that the words or names for things are formed by imitating the sounds associated with those things.
IMT noun: Initialism of interactive machine translation.
IMTA noun: Initialism of integrated multi-trophic aquaculture.
Imtiaz proper noun: A surname.
imu noun: A traditional Hawaiian underground oven, consisting mainly of a hole in the ground.
Imum Coeli noun: The point where the ecliptic crosses the northern meridian, said to represent the deep subconscious.
-imundo suffix: nonsense suffix added to adjectives to give emphasis.
Imura proper noun: A surname.
imuracetam noun /ɪmjʊˈɹæsɪtæm/: A nootropic drug of the racetam family.
imus noun, suffix /ɪm.əs/: Used to form names of immunosuppressants other than antineoplastics.
IMUX noun: Initialism of inverse multiplexer. It re-aggregates split sub-channels in a data stream into a single channel.
IMV noun: Abbreviation of infantry mobility vehicle An armoured car, a lightly armoured wheeled troop transport land vehicle, such as an armoured jeep, MRAP.
IMX prepositional phrase: Acronym of in my experience.
IMXB noun: Initialism of intermediate-mass X-ray binary: a binary star system that is strong in X-rays, and in which the compact X-ray emitting component is a neutron...

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0): each word's first meaning. A word with a page of its own links to it; for the rest, this line is PlainSpell's entry. Total under I: 23,084 words, in 77 parts.