English Words: N

24,391 words · Page 348 of 488

nonolfactoryadj

Not olfactory.

nonoligodendrocytenoun

Any cell in the nervous system that is not an oligodendrocyte.

nonoliguricadj

Not oliguric.

nonominonoun

A polyomino consisting of nine squares.

nonomissionnoun

Lack of omission; failure to omit something.

nonomnipotencenoun

The state or condition of being nonomnipotent.

nonomnipotentadj

Not omnipotent.

nonomnisciencenoun

The state or condition of being nonomniscient.

nonomniscientadj

Not omniscient.

nononcogenicadj

Not oncogenic

nononcologicadj

Not oncologic

nononerousadj

Not onerous.

nonontologicaladj

Not ontological.

nonooliticadj

Not oolitic.

nonopnoun

Alternative form of non-op.

nonopacifiedadj

Not showing opacification.

nonopacitynoun

Lack of opacity; the state or condition of being nonopaque.

nonopalescentadj

Not opalescent.

nonopaqueadj

Not opaque.

nonopenadj

Not open.

nonopeningadj

That does not open.

nonoperaadj

Not of or pertaining to opera.

nonoperaticadj

Not operatic

nonoperatingadj

Not operating.

nonoperationaladj

Not operating; not working.

nonoperativeadj

Not requiring or involving a medical operation or surgery.

nonoperativelyadv

Without surgical operation.

nonoperatornoun

One who is not an operator.

nonoperculateadj

Not operculate.

nonoperculatedadj

Not operculated.

nonophthalmicadj

Not ophthalmic.

nonophthalmologicadj

Not ophthalmologic.

nonopinionatedadj

Not opinionated.

nonopioidnoun

Any drug that is not an opioid.

nonopportunisticadj

Not opportunistic.

nonopposableadj

Not opposable (of thumbs, toes, etc.).

nonopposedadj

Not opposed.

nonopposingadj

Not opposing.

nonoppositeadj

Not opposite.

nonoppositionnoun

Absence of opposition.

nonoppositionaladj

Not oppositional.

nonoppressedadj

Not oppressed.

nonoppressionnoun

Absence of oppression.

nonoppressiveadj

Not oppressive.

nonopsonicadj

Not opsonic.

nonopsonizedadj

Not opsonized.

nonopticaladj

Not optical

nonoptimaladj

Not optimal.

nonoptimalitynoun

The state of being nonoptimal.

nonoptimisedadj

Not optimised

Spelling & Dictionary Insight

The English alphabetical index for the letter N contains 24,391 headwords drawn from our Wiktionary-derived dictionary table. At 50 entries per page the browse splits into 488 pages, and you are currently viewing page 348. Every row above is a dictionary-backed entry with a canonical slug, and each links through to a full definition page with pronunciation, senses, etymology, and related-word data where available.

On this page 50 of 50 entries carry a part-of-speech tag and 50 carry at least one stored definition. Coverage varies across letters because Wiktionary volunteers build entries at different speeds for different parts of the alphabet, letters with common starting sounds (S, C, T, P) usually have the densest coverage, while less frequent starters (X, Q, Z) tend to have shorter but more specialised lists. PlainSpell surfaces whatever data is present and links back to the source when a definition is not yet recorded.

For readers using this index as a spelling reference, the guarantee is that every form you see on the list is a documented English headword, not a guess, not a derived inflection lacking a lemma row. If a word you expected to find is absent from the "N" list, it usually means the form exists only as an inflection of another lemma (e.g. a past participle stored under the infinitive) or the entry has not yet been imported from Wiktionary. Use the search bar or the misspelling lookup to resolve these cases.