unknown

== English == === Etymology === From Middle English *unknowen, *uniknowen, uniknowe, from Old English unġecnāwen (“unknown”), equivalent to un- +‎ known. === Pronunciation === (UK) IPA(key): /ʌn(ˈn)əʊn/ (US) enPR: ŭn-nōnʹ, IPA(key): /ʌnˈnoʊn/ Rhymes: -əʊn === Adjective === unknown (comparative more unknown, superlative most unknown) (sometimes postpositive) Not known; unidentified; not well known. Synonyms: anonymous, unfamiliar, uncharted, undiscovered, unexplored, unidentified, unnamed, unrecognized, unrevealed, unascertained, obscure, unsung Antonyms: well-known, famous, known ==== Derived terms ==== ==== Translations ==== === Noun === unknown (plural unknowns) (algebra) A variable (usually x, y or z) whose value is to be found. Any thing, place, or situation about which nothing is known; an unknown fact or piece of information. A person of no identity; a nonentity. ==== Derived terms ==== ==== Translations ==== === Verb === unknown past participle of unknow