unknown
/'ʌn'noun/
Definition
Adjective:
- Not known, identified, or understood: Refers to something or someone that is not familiar, recognized, or comprehended.
- Not famous or acclaimed: Describes a person or thing that lacks fame, recognition, or a public reputation.
- Not known to exist: Indicates something whose existence is not recognized or confirmed.
- Having an unnamed source: Pertains to something whose origin, creator, or author is not specified or known.
Noun:
- An unknown person or thing: Refers to a person, place, or thing that is not known or identified.
- (Mathematics) An unknown quantity: A variable or value that is not yet determined, often represented by a symbol like x or y in an equation.
- The condition of being unknown: The state or realm of things that are not known or understood.
Examples of Usage
Adjective:
- The cause of the failure remains unknown.
- She received a letter from an unknown sender.
- He was an unknown actor before that role made him famous.
- They ventured into unknown territory.
Noun:
- Fear of the unknown is common.
- In the equation 2x + 3 = 11, 'x' is the unknown.
- The new employee was an unknown to the rest of the team.
Advanced Usage
"The great unknown": A phrase referring to something vast and completely unfamiliar, often the future or death.
- Space exploration is a journey into the great unknown.
"An unknown quantity": Used figuratively to describe a person or thing whose abilities, effects, or character are not yet known or predictable.
- The new policy is an unknown quantity; we're not sure how it will affect business.
Variants and Related Words
- Unknownly (adverb): In an unknown manner. (Rarely used)
- Unknownness (noun): The state or quality of being unknown.
Synonyms
- Adjective: Unidentified, unfamiliar, obscure, anonymous, unnamed, uncharted.
- Noun: Enigma, mystery, variable (mathematical).
Antonyms
- Adjective: Known, familiar, identified, famous, renowned.
- Noun: Certainty, known quantity.
Related Phrases
- "Unknown to": Without the knowledge of a particular person or group.
- Unknown to me, they had already made plans.
- "A leap into the unknown": An action taken without knowing what the outcome will be.
- Starting her own business was a leap into the unknown.
Adjective
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not known before
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used many strange words
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saw many strange faces in the crowd
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don't let anyone unknown into the house
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not famous or acclaimed
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an obscure family
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unsung heroes of the war
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not known to exist
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things obscurely felt surged up from unknown depths
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being or having an unknown or unnamed source
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a poem by an unknown author
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corporations responsible to nameless owners
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an unnamed donor
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not known
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an unknown amount
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an unknown island
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an unknown writer
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an unknown source
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Noun
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a variable whose values are solutions of an equation
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anyone who does not belong in the environment in which they are found
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an unknown and unexplored region
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they came like angels out the unknown
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