[ UK /ʌnnˈə‍ʊn/ ]
[ US /ənˈnoʊn/ ]
NOUN
  1. an unknown and unexplored region
    they came like angels out the unknown
  2. a variable whose values are solutions of an equation
  3. anyone who does not belong in the environment in which they are found
ADJECTIVE
  1. not known to exist
    things obscurely felt surged up from unknown depths
  2. not known before
    used many strange words
    don't let anyone unknown into the house
    saw many strange faces in the crowd
  3. being or having an unknown or unnamed source
    an unnamed donor
    a poem by an unknown author
    corporations responsible to nameless owners
  4. not known
    an unknown source
    an unknown amount
    an unknown island
    an unknown writer
  5. not famous or acclaimed
    an obscure family
    unsung heroes of the war
Linguix Browser extension
Fix your writing
on millions of websites
Get Started For Free Linguix pencil

How To Use unknown In A Sentence

  • For if I pray in an unknown tongue , my spirit prayer, but my understanding is unfruitful.
  • Adopting, the additional computative burden imposed by it notwithstanding, Schonfeld's modification of Airy's formulæ, he introduced into his equations a fifth unknown quantity expressive of a possible stellar drift in galactic longitude. Scientific American Supplement, No. 829, November 21, 1891
  • Whoever seeks to export such a system has to be aware of the unforeseeable consequences this model can have in an unknown environment.
  • This is common and in most cases the cause is unknown. The Sun
  • The cause of arteritis is unknown in many instances, but parasitic invasion and contiguous involvement of vessels in some inflammatory injuries are etiological factors. Lameness of the Horse Veterinary Practitioners' Series, No. 1
  • For the five years before her death his widow had donated an annual gift of £3,000 towards Burley - unknown to many in the village.
  • It was not unknown for an unexploded portion of an old charge to remain dormant but active for years under such conditions.
  • This in some degree corresponds with Captain Cook's record of the irregularity of his compass when he passed near this part of the coast, in consequence of which he called the peaked island to the westward of the cape, Magnetical Island: this irregularity, however, was not noticed by me in my observations near the same spot; and the difference observed by him may very probably have been occasioned by the ship's local attraction, which in those days was unknown. Narrative of a Survey of the Intertropical and Western Coasts of Australia Performed between the years 1818 and 1822 — Volume 1
  • Our programmes were of the highest order, the voices pure and full without this abominable tremolo which is unknown to a person who knows how to sing correctly and naturally. Sixty Years of California Song
  • The freaks of nature displayed here appealed to peoples’ prejudice, their unquenchable curiosity for the outlandish and the unknown, and the paradoxical human attraction and repulsion for the diseased and deformed.
View all
This website uses cookies to make Linguix work for you. By using this site, you agree to our cookie policy