unknown

Từ điển WordNet v3.1 - WordNet Dictionary

I - noun

1. an unknown and unexplored region (Freq. 5)
- they came like angels out the unknown
• Syn:
unknown region, terra incognita
• Hypernyms:
region
2. anyone who does not belong in the environment in which they are found
• Syn:
stranger, alien
• Ant:
acquaintance (for: stranger)
• Derivationally related forms:
alien (for: alien)
• Hypernyms:
intruder, interloper, trespasser
• Hyponyms:
foreigner, outsider
3. a variable whose values are solutions of an equation
• Syn:
unknown quantity
• Hypernyms:
variable

II - adjective

1. not known (Freq. 13)
- an unknown amount
- an unknown island
- an unknown writer
- an unknown source
• Ant:
known
• Similar to:
chartless, uncharted, unmapped, little-known, unbeknown,
unbeknownst, undiagnosed, undiscovered, unexplored, unheard-of, unidentified
• See Also:
inglorious, unacknowledged, unfamiliar
2. being or having an unknown or unnamed source (Freq. 2)
- a poem by an unknown author
- corporations responsible to nameless owners
- an unnamed donor
• Syn:
nameless, unidentified, unnamed
• Similar to:
anonymous, anon.
• Derivationally related forms:
namelessness (for: nameless)
3. not known to exist (Freq. 1)
- things obscurely felt surged up from unknown depths
• Similar to:
unsuspected
4. not famous or acclaimed (Freq. 1)
- an obscure family
- unsung heroes of the war
• Syn:
obscure, unsung
• Similar to:
inglorious
• Derivationally related forms:
obscurity (for: obscure), obscureness (for: obscure)
5. not known before
- used many strange words
- saw many strange faces in the crowd
- don't let anyone unknown into the house
• Syn:
strange
• Similar to:
unfamiliar
• Derivationally related forms:
strangeness (for: strange)

• Từ đồng nghĩa / Synonyms:
  strange, obscure, unsung, nameless, unidentified, unnamed, unknown quantity, stranger, alien, unknown region, terra incognita
• Từ trái nghĩa / Antonyms:
  known, acquaintance, friend