unknown

¹un·known

adj \-ˈnōn\

Definition of UNKNOWN

: not known or not well-known; also : having an unknown value <an unknown quantity>

Examples of UNKNOWN

1. a disease of unknown cause
2. Much remains unknown about his early life.
3. Her music was previously unknown outside of Asia.
4. An unknown number of cases go unreported.
5. The victim's attacker was unknown to her.
6. For some unknown reason, my computer crashed.
7. a book of unknown poems

First Known Use of UNKNOWN

14th century

Related to UNKNOWN

Synonyms: unbeknownst (also unbeknown)

Antonyms: familiar, hackneyed, old, time-honored, tired, warmed-over

Related Words: unperceived, unrecognized, unsuspected; unaware, unconscious, unmindful; unknowing, unsuspecting, unwitting; ignorant, unacquainted, unfamiliar

Near Antonyms: conventional, established, traditional, tried, tried-and-true; derivative, imitative

see all synonyms and antonyms

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Rhymes with UNKNOWN

agon, aitchbone, alone, atone, backbone, Bastogne, bemoan, Big Stone, birthstone, Blackstone, bloodstone, bluestone, bondstone, Boulogne, breastbone, bridge loan, brimstone, brownstone, call loan, calzone, Capone, capstone, cell phone, cheekbone, chinbone, cogon, cologne, Cologne, colon, colón, Colón, condone, copestone, corn pone, curbstone, cyclone, daimon, dapsone, debone, depone, dethrone, dial tone, disown, Dordogne, downzone, dripstone, drop zone, drystone, earphone, earth tone, end zone, enthrone, estrone, fieldstone, firestone, Firestone, flagstone, flowstone, flyblown, footstone, freestone, free zone, full-blown, gallstone, gemstone, Gijón, goldstone, gravestone, greenstone, grindstone, hailstone, halftone, handblown, hard stone, headphone, headstone, hearthstone, high-flown, hip bone, homegrown, hormone, hornstone, impone, ingrown, inkstone, in stone, intone, jawbone, jewel tone, keystone, León, leone, life zone, limestone, lodestone, long bone, Maidstone, milestone, millstone, moonstone, mudstone, nose cone, oilstone, orgone, ozone, pay phone, peptone, pinbone, pinecone, piñon, pipestone, postpone, potstone, propone, redbone, red zone, rhinestone, sandstone, shade-grown, shinbone, siltstone, snow cone, soapstone, splint bone, strike zone, T-bone, tailbone, thighbone, time zone, toadstone, tombstone, touchstone, touch-tone, tritone, trombone, turnstone, twelve-tone, two-tone, Tyrone, unthrone, war zone, well-known, whalebone, wheel-thrown, whetstone, windblown, wishbone, Yangon