English words: acid snow to acoelomorph

300 English words, part 16 of 158 of the words starting with A, A to Z. 24 have a page of their own.

English words acid snow to acoelomorph

acid snow noun: Snow that is unusually acidic, caused by atmospheric pollution etc.
acid-stable adjective: Alternative form of acidostable.
acid test noun /ˌæsɪd ˈtɛst/: A test involving the reaction of an acid with another chemical.
acid-tongued adjective: Bitingly critical or sarcastic; sharp-tongued.
acid value noun: A number used to quantify the acidity of a given substance, equal to the quantity of base (usually potassium hydroxide) in milligrams required to neutralize...
acid-wash verb: To treat (a material) with bleach so as to mottle or discolor it.
acid-washable adjective: Capable of being acid-washed.
acid washing verb: Alternative form of acid-washing.
acid weed noun: Alternative form of acidweed (Desmarestia spp.)
acid western noun: A subversive and often surrealist western subgenre associated with 1960s counterculture.
acidaemia noun: a medical condition marked by an abnormally high concentration of hydrogen ions in a person's blood
acidaemic adjective: Pertaining to, or afflicted with, acidaemia.
Acidalia proper noun: Ellipsis of Acidalia Planitia: a plain in Mare Acidalium, Mars.
acidaminuria noun: aminoaciduria
acidanthera noun: Any of the gladioli previously placed in the genus Acidanthera.
acidcore noun: A subgenre of both acid techno and hardcore which combines the two.
acidemia noun: Alternative form of acidaemia.
acidemic adjective: Alternative form of acidaemic.
acidergic adjective: activated or produced by a (specific) acid
acidfree adjective: Alternative spelling of acid-free.
acidic adjective /əˈsɪd.ɪk/: Of or relating to acid; having the character of an acid.
acidically adverb: In an acidic manner.
acidiferous adjective /æsɪˈdɪfəɹəs/: Containing or yielding an acid.
acidifiable adjective: Capable of being acidified, or converted into an acid.
acidifiant noun: Any acidifying agent.
acidific adjective /ˌæsɪˈdɪf.ɪk/: acidic
acidification noun /əˌsɪdɪfɪˈkeɪʃən/: The act or process of making something sour (acidifying), or changing into an acid.
acidifier noun: A simple or compound principle, whose presence is necessary to produce acidity, as oxygen, chlorine, bromine, iodine, etc.
acidify verb /əˈsɪdɪfaɪ/: To make something (more) acidic or sour; to convert into an acid.
acidimeter noun /ˌæsəˈdɪmətə(ɹ)/: An instrument for ascertaining the strength of acids.
acidimetric adjective: Describing a titration in which the titrant is an acid.
acidimetrical adjective: Alternative form of acidimetric.
acidimetrically adverb: By means of, or in terms of, acidimetry.
acidimetry noun: The measurement of the strength of acids, especially by a chemical process based on the law of chemical combinations, or the fact that, to produce a...
acidiphilic adjective: Alternative form of acidophilic.
acidise verb: Non-Oxford British English standard spelling of acidize.
acidising verb: Non-Oxford British English standard spelling of acidizing
acidity noun /əˈsɪd.ɪ.ti/: The quality or state of being acid.
acidity function noun: The relationship between the acidity of a solution and the concentration of its solute.
acidity regulator noun: any food additive used to control pH
acidization noun: The process of acidizing.
acidize verb: To impregnate with acid; acidify.
acidizer noun: One who treats blocked oil or gas wells with acid.
acidless adjective: Without acid.
acidlessness noun: Absence of acid.
acidlike adjective: Resembling or characteristic of an acid; acidic.
acidly adverb: sourly; tartly
acidness noun: acidity, sourness
acido- prefix: Related to or composed of acid.
acidobacterial adjective: Relating to the Acidobacteria.
acidobacterium noun: Any acidophilic bacteria of the genus Acidobacterium, the family Acidobacteriaceae, or the phylum Acidobacteria, which engage in non-oxygenic photosynthesis.
acidobiont noun: Any organism that lives in an acidic environment
acidobiontic adjective: Relating to, or characteristic of acidobionts
acidocalcisomal adjective: Relating to acidocalcisomes
acidocalcisome noun: An organelle, rich in both calcium and pyrophosphate, that appears to have a function in osmoregulation.
acidochromic adjective: Relating to, or exhibiting acidochromism
acidochromism noun: A change in colour as the environment changes in acidity
acidocin noun: Any of a class of bacteriocins produced by Lactobacillus acidophilus.
acidocyte noun: eosinophilic leukocyte
acidogen noun: Any acidogenic organism
acidogenesis noun: The biochemical formation of acids
acidogenic adjective: Which generates acid or acidity.
acidogenicity noun: The condition or extent of being acidogenic
acidoglycoprotein noun: A glycoprotein that has a free, terminal carboxylic acid group
acidoid adjective, noun: Potentially acidic
acidol noun: A commercial mixture of naphthenic acids.
acidolysis noun: Decomposition of a molecule under the influence of an acid.
acidometer noun: A hydrometer, especially one that is used to measure the strength of an acid.
acidometry noun: Alternative form of acidimetry.
acidomucin noun: acidic mucin (observed in some dietary conditions)
acidopathy noun: A pathological accumulation of an acid in the body system.
acidopeptic adjective: Relating to digestion by acid rather than by enzymes
acidophil noun /əˈsɪdəfɪl/: An eosinophil; a white blood cell responsible for combating infection by parasites in the body.
acidophile noun: An organism that lives and thrives under acidic conditions; a form of extremophile.
acidophilia noun: affinity for acidic conditions
acidophilic adjective /ˌæsɪdəʊˈfɪlɪk/: Thriving under acidic conditions; relating to or being an acidophile.
acidophilicity noun: The quality of being acidophilic
acidophilous adjective: That thrives in an acidic environment
acidophilus noun /ˌæsɪˈdɑfɪləs/: Lactobacillus acidophilus, one of the bacteria commonly used in fermenting yogurt
acidophilus milk noun: Milk fermented using acidophilus bacteria.
acidophyte noun: Any plant that thrives in an acidic environment
acidophytic adjective: Relating to acidophytes
acidopore noun: A conical structure with a small terminal opening, at the posterior end of an ant’s gaster through which it sprays formic acid and associated hydrocarbons,...
acidoproteolyte noun: A proteolytic bacterium that operates in an acidic medium (such as milk / cheese)
acidoproteolytic adjective: Relating to acidoproteolytes
acidosis noun /ˌæs.ɪˈdəʊ.sɪs/: An abnormally increased acidity of the blood.
acidosome noun: A vesicle, in some protozoans, that is involved in the acidification of phagocytes.
acidostability noun: Chemical stability in the presence of acid
acidostabilization noun: stabilization to the presence of acid
acidostable adjective: Chemically stable in the presence of acid
acidosteophyte noun: A sharp or needle-shaped osteophyte.
acidothermophile noun: Synonym of thermoacidophile.
acidothermophilic adjective: Synonym of thermoacidophilic.
acidotic adjective: Having depressed alkalinity of blood or tissue.
acidotically adverb: In an acidotic way.
acidotolerant adjective: Able to tolerate an acidic environment
acidotoxicity noun: toxicity due to the presence of acid
acidotrophic adjective: That feeds in an acidic environment.
acidotropic adjective: That accumulates in acidic environments.
acidproof adjective: Resistant to the corrosive effects of acid.
acidstable adjective: Alternative form of acidostable.
acidulant noun: A food additive used to increase acidity or to give a tart taste.
acidulate verb /əˈsɪd͡ʒʊ.leɪt/: To make slightly or moderately acid; to acidify.
acidulated drop noun: Synonym of acid drop (“kind of boiled sweet”).
acidulation noun: The act of acidulating.
acidulcis adjective: Both sour and sweet.
acidulent adjective: Having an acid quality; sour; acidulous.
acidulous adjective /əˈsɪdjʊləs/: Slightly sour; subacid; sourish.
acidulously adverb: In an acidulous manner; in a mildly sour or acid way.
acidulousness noun: A state of or tendency toward being acidulous or somewhat sour or acid.
aciduria noun: The presence of an acid in the urine
aciduric adjective: (of bacteria) growing in acidic medium, but preferring an alkaline medium
aciduricity noun: The condition of being aciduric
acidweed noun: Any of the acid-producing, acid-storing algae of the genus Desmarestia.
acidy adjective: Like an acid, somewhat acidic.
acidyl noun: acyl
acierage noun: The process of electroplating a copper engraving with iron or steel.
acierate verb /ˈeɪsiəɹeɪt/: To convert (iron) into steel, or to coat with a layer of steel by converting only the surface of the iron.
acieration noun: The conversion of iron into steel.
acies noun: The full attention of one's sight, hearing or other senses, as directed towards a particular object.
acifluorfen noun: The herbicide 5-[2-chloro-4-(trifluoromethyl)phenoxy]-2-nitrobenzoic acid
aciform adjective: Shaped like a needle.
acifran noun: An antilipidemic drug.
Acilian adjective: Of, belonging, or relating to a particular Roman gens.
aciliate adjective: that lacks cilia
aciliated adjective: Alternative form of aciliate.
acinaceous adjective: Containing seeds or stones of grapes, or grains like them.
acinaces noun: A short sword or saber.
acinaciform adjective: Shaped like a scimitar.
acinal adjective: Of, pertaining to, or located in an acinus.
acinar adjective /ˈæsɪnɑɹ/: Of, pertaining to, or located in an acinus.
acinarious adjective /ˌæsɪˈnɛəɹi.əs/: Having acini
acinarization noun: The formation of acini as a result of parenchymal blush
acinary adjective: Alternative form of acinar.
acinesia noun: Alternative form of akinesia.
acinetiform adjective: Resembling the Acinetae.
acinetobacter noun: Any bacterium of the genus Acinetobacter.
acinetobactin noun: A siderophore associated with pathogens of the genus Acinetobacter.
acinetoferrin noun: The siderophore 2-hydroxy-4-[(3-{hydroxy[(2E)-2-octenoyl]amino}propyl)amino]-2-{2-[(3-{hydroxy[(2E)-2-octenoyl]amino}propyl)amino]-2-oxoethyl}-4-oxobutanoic...
acini di pepe noun: pasta in very small pieces
acinic adjective: acinar
aciniform adjective, noun: Having the form of a cluster of grapes; clustered like grapes.
acinitis noun: inflammation of an acinus
acinobacterial adjective: Relating to bacteria of the genus Acinetobacter
acinoductal adjective: Relating to an acinar duct
acinonodular adjective: aciniform
acinose adjective: Consisting of acini, or minute granular concretions.
acinote noun: actinolite.
acinotubular adjective: Having both acini and tubules
acinous adjective: Alternative spelling of acinose.
acinus noun /ˈæsɪnəs/: One of the small grains or drupelets which make up some kinds of fruit, as the blackberry, raspberry, etc.
-acious suffix: Used to form adjectives from nouns and verb stems.
acipenserid noun: Any member of the Acipenseridae (the true sturgeons)
acipenseriform noun: Any fish of the order Acipenseriformes
acipenserine adjective: Pertaining to sturgeons
acipenseroid noun: Synonym of chondrostean.
acipimox noun: A niacin derivative used as a hypolipidemic agent.
ACIR noun: Initialism of adjacent channel interference ratio.
Acireale proper noun: A coastal city and comune in Sicily.
acireductone noun: The compound (Z)-1,2-dihydroxy-5-methylsulfanylpent-1-en-3-one which plays a part in methionine biochemistry
acitretin noun: A retinoid that is used to treat psoriasis.
-acity suffix: having the quality of
aciurgy noun: Operative surgery.
acivicin noun: A glutamine analogue antimetabolite, used as an antineoplastic agent.
ACJ noun: Initialism of acromioclavicular joint.
Acjachemen noun: An indigenous people of California.
ack interjection, noun, verb /æk/: An acknowledgement either of a packet or a message received from a network.
ack-ack noun: Antiaircraft artillery.
ack emma adverb: a.m.; in the morning
ackamarackus noun: Meaningless activity engaged in just for show; deceptive nonsense.
ackawi noun: Alternative form of akkawi.
Ackawoi noun: Alternative form of Akawaio
ackchyually adverb: Eye dialect spelling of actually.
ackee noun /ˈækiː/: A tropical evergreen tree, Blighia sapida, related to the lychee and longan.
ackempucky noun: A sticky, goopy, gooey or slimy substance.
acker noun /ˈa.kə/: A visible current in a lake or river; a ripple on the surface of water.
Ackerian adjective: Of or relating to Kathy Acker (1947?-1997), American postmodernist writer.
Ackerley proper noun: A surname from Old English.
Ackerly proper noun: A surname.
Ackerman proper noun: A surname originating as an occupation.
Ackermann proper noun: A surname from German.
ackers noun /ˈæ.kəɹz/: Synonym of money.
Ackerson proper noun /ˈækəsən/: A surname.
ackersprit adjective: When the eyes of a potato tuber have germinated before the potato was got up, and have formed a number of small unripe tubers attached to the old,...
ackerspyre verb: to sprout, germinate
acketon noun: Alternative form of aketon.
ackey noun: A silver coin once used in the Gold Coast (in Africa)
ackgt. noun: Abbreviation of acknowledgment.
Ackinchesacky noun: A Native American tribe from Delaware.
Acklam proper noun: A suburb of Middlesbrough borough, North Yorkshire, England (OS grid ref NZ477168).
Ackland proper noun: A surname.
Ackles proper noun: A surname.
Ackley proper noun: A surname from Old English.
Acklin proper noun: A surname.
Ackman proper noun /ˈæk.mən/: A surname.
acknow verb /əkˈnəʊ/: To recognize.
acknowledge verb /əkˈnɒl.ɪd͡ʒ/: To admit the knowledge of; to recognize as a fact or truth; to declare one's belief in.
acknowledge the corn verb: To admit to the truth of the point at issue or to a mistake; to cop a plea; or perhaps to admit to a small error but not a larger one.
acknowledgeable adjective: Able to be acknowledged.
acknowledgeably adjective: Such that it can be acknowledged.
acknowledged adjective, verb: Generally accepted, recognized or admitted.
acknowledgedly adverb: Confessedly, admittedly.
acknowledgement noun: Alternative spelling of acknowledgment.
acknowledger noun: One who acknowledges.
acknowledging adjective, noun, verb: The act of acknowledging something.
acknowledgment noun /əkˈnɒl.ɪd͡ʒ.mənt/: The act of acknowledging
acknown verb: Recognized, confessed, disclosed, revealed, realized
Ackroyd proper noun: A surname from Middle English.
ackshly adverb: Eye dialect spelling of actually.
ackshually adverb: Eye dialect spelling of actually.
ackshully adverb: Eye dialect spelling of actually.
Ackworth proper noun: A civil parish in the Metropolitan Borough of Wakefield, West Yorkshire, England, including the villages of Ackworth Moor Top, High Ackworth and Low Ackworth.
ACL noun: Initialism of anterior cruciate ligament.
aclacinomycin noun: Any of a group of anthracycline drugs used in the treatment of cancer
Acland proper noun: An estate in Landkey parish, Devon, England (OS grid ref SS594325).
aclang adjective: Clanging.
aclantate noun: A nonsteroidal anti-inflammatory drug.
aclarubicin noun: A particular drug used in chemotherapy.
aclasia noun: A lack of a physical distinction between normal and pathological tissue.
aclasis noun: aclasia
aclastic adjective /eɪˈklæstɪk/: Of ilk nature, or pertaining to aclasis.
aclatter adjective, adverb: Clattering, making or filled with a clattering sound.
acle noun /ˈækli/: A kind of ironwood tree (Xylia xylocarpa).
acleidian adjective: Alternative form of aclidian.
acleioproctic adjective: Having the anus located dorsally.
acleistocardia noun: The inability of the foramen ovale of the heart to close properly
acleithral adjective: Lacking a cleithrum
aclerdid noun: Any member of the family Aclerdidae.
aclidian adjective: That lacks clavicles
aclidinium noun: A particular muscarinic antagonist, administered in the bromide form.
aclimatological adjective /aklˈaɪmətˈəʊlˈɒdʒɪkəl/: Differing from normal climatological data or considerations.
aclinal adjective: Having no dip; horizontal
aclinic adjective: Without inclination or dipping.
aclinical adjective: Not differentiated; not meeting clinical diagnostic criteria.
aclonal adjective: Synonym of solitary.
aclopine noun: Any scarab beetle of the subfamily Aclopinae
acloud adjective: Made cloudy; clouded.
ACLR noun: Initialism of adjacent channel leakage power ratio.
ACLS noun: Initialism of advanced cardiac life support.
ACM noun: Initialism of agency credit memo.
acmaea noun: Any member of the genus Acmaea of limpets.
acmaeid noun: Any gastropod in the family Acmaeidae.
acmatic adjective: Relating to the acme of something; highest.
ACMC noun: Initialism of Assistant Commandant of the Marine Corps.
acme noun /ˈæk.mi/: A high point: the highest point of any range, the most developed stage of any process, or the culmination of any field or historical period.
Acmeism noun /ˈæk.miː.ɪz.əm/: A literary movement in early twentieth-century Russia, reacting against symbolism and concerned with greater immediacy in poetic language.
acmeist adjective, noun /ˈæk.mi.ɪst/: Alternative letter-case form of Acmeist.
acmesthesia noun: The sensitivity of the skin to a sharp point (such as a pinprick)
ACMI noun: Initialism of aircraft, crew, maintenance and insurance.
ACMI lease noun: Synonym of wet lease.
acmic adjective: peak
acmite noun: Synonym of aegirine.
acmonidesite noun: An orthorhombic sulfate chloride mineral with the chemical formula (NH₄,K,Pb)₈NaFe²⁺₄(SO₄)₅Cl₈.
acmonital noun: A form of steel used in Italy during the autarchy and the Second World War to make coins.
ACN noun: Abbreviation of acrylonitrile.
acne noun /ˈækni/: A skin condition, usually of the face, that is common in adolescents. It is characterised by red pimples, and is caused by the inflammation of sebaceous...
acne aestivalis noun: A skin condition characterized by multiple, uniform, red, papular lesions, caused by intense UVA exposure.
acne agminata noun: Synonym of lupus miliaris disseminatus faciei.
acne conglobata noun: An uncommon and unusually severe form of acne characterized by burrowing and interconnecting abscesses and irregular scars.
acne cosmetica noun: A type of contact acneiform eruption that is caused by or aggravated by cosmetic products.
acne excoriée noun: A type of skin picking disorder characterized by the repetitive, compulsive urge to pick, scratch, or squeeze one's pimples.
acne fulminans noun: A severe form of the skin disease acne, which can occur after unsuccessful treatment for another form of acne, acne conglobata.
acne inversa noun: Synonym of hidradenitis suppurativa.
acne keloidalis nuchae noun: A destructive scarring folliculitis that occurs most commonly on the occipital scalp of people of African descent, primarily men.
acne mallorca noun: Synonym of acne aestivalis
acne mechanica noun: Acne caused by mechanical irritation of the skin.
acne medicamentosa noun: Acne that is caused or aggravated by medication.
acne miliaris necrotica noun: A severe form of folliculitis, typically of the scalp, presenting as multiple fluid-filled bumps, sometimes occurring as solitary lesions that are usually...
acne neonatorum noun: A type of acne that develops in newborns, characterised by open and closed comedones on the cheeks, chin and forehead.
acne rosacea noun: Synonym of rosacea.
acne varioliformis noun: A form of acne that leaves large scars.
acne vulgaris noun: An inflammatory disease of the skin, caused by changes in the pilosebaceous units.
acned adjective: Marked by acne; suffering from acne.
acneform adjective: Resembling acne
acnegenic adjective: That causes acne
acneic adjective: afflicted with (acned) or related to acne
acneiform adjective: Alternative form of acneform.
acnes noun: Initialism of anterior cutaneous nerve entrapment syndrome
acnestis noun /ækˈniːstɪs/: The section of an animal's skin that it cannot reach in order to scratch itself, usually the space between the shoulder blades.
acnidosporidian noun: Any sporozoan of the subclass Acnidosporidia
acnistin noun: A steroidal lactone found in Acnistus species.
acnodal adjective: Pertaining to acnodes.
acnode noun: An isolated point not upon a curve, but whose coordinates satisfy the equation of the curve so that it is considered as belonging to the curve.
acoasm noun: Alternative form of akoasm.
acoasma noun: Alternative form of acousma.
acobioside noun: A particular steroid glycoside.
acocantherin noun: Alternative form of acokantherin.
Acocella proper noun: A surname from Italian.
acochlidian noun: Any sea snail of the order Acochlidiacea
acocil noun: A kind of crayfish (Cambarellus montezumae).
acock adverb /əˈkɒk/: In a cocked or turned-up fashion.
acockbill adverb: Hanging at the cathead, ready to let go, as an anchor.
acocotl noun: A Mexican musical instrument made from a gourd.
ACOD noun: Initialism of adult child of divorce.
acodazole noun: A particular antineoplastic drug.
acodontasteroside noun: A particular steroid glycoside.
acoel noun /ˈeɪsiːl/: Any of the order Acoela of xenacoelomorphs that resemble flatworms and were originally classified as such.
acoelomate adjective, noun: Any animal without a coelom.
acoelomic adjective /ˌeɪsiːˈlɒmɪk/: Lacking a coelom
acoelomorph noun: Any plankton of the subphylum Acoelomorpha

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 A: 47,274 words, in 158 parts.