unknown

un·known  (n-nn)

adj.

1. Not known; unfamiliar: a modern-day problem unknown in earlier times.

2.

a. Not identified or ascertained: received flowers from an unknown admirer.

b. Not established or verified.

3. Not well known or widely known: an unknown artist.

n.

1.

a. A person or thing that is unknown: "the abyss of the unknown" (Helena Petrovna Blavatsky).

b. A person who is not well known, as to the general public: cast an unknown in the starring role.

2. Mathematics A quantity of unknown numerical value.

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unknown

Adjective

1. not known, understood, or recognized

2. not famous: a young and then unknown actor

3. unknown quantity a person or thing whose action or effect is unknown or unpredictable

Noun

an unknown person, quantity, or thing

Adverb

unknown to someone without someone being aware: unknown to him, the starboard engine had dropped off

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1. A code meaning "information not available."
2. An unidentified target. An aircraft or ship that has not been determined to be hostile, friendly, or neutral using identification friend or foe and other techniques, but that must be tracked by air defense or naval engagement systems.
3. An identity applied to an evaluated track that has not been identified. See also assumed friend; friend; hostile; neutral; suspect.

Thesaurus

Noun	1.	unknown - an unknown and unexplored region; "they came like angels out the unknown" terra incognita, unknown region region - a large indefinite location on the surface of the Earth; "penguins inhabit the polar regions"
	2.	unknown - anyone who does not belong in the environment in which they are found stranger, alien outsider, foreigner - someone who is excluded from or is not a member of a group interloper, intruder, trespasser - someone who intrudes on the privacy or property of another without permission
	3.	unknown - a variable whose values are solutions of an equation unknown quantity variable - a symbol (like x or y) that is used in mathematical or logical expressions to represent a variable quantity
Adj.	1.	unknown - not known; "an unknown amount"; "an unknown island"; "an unknown writer"; "an unknown source" unacknowledged - not recognized or admitted unfamiliar - not known or well known; "a name unfamiliar to most"; "be alert at night especially in unfamiliar surroundings" inglorious - not bringing honor and glory; "some mute inglorious Milton here may rest" known - apprehended with certainty; "a known quantity"; "the limits of the known world"; "a musician known throughout the world"; "a known criminal"
	2.	unknown - being or having an unknown or unnamed source; "a poem by an unknown author"; "corporations responsible to nameless owners"; "an unnamed donor" nameless, unnamed, unidentified anon., anonymous - having no known name or identity or known source; "anonymous authors"; "anonymous donors"; "an anonymous gift"
	3.	unknown - not known to exist; "things obscurely felt surged up from unknown depths" unsuspected - not suspected or believed likely; "remained unsuspected as the head of the spy ring"; "he was able to get into the building unspotted and unsuspected"; "unsuspected difficulties arose"; "unsuspected turnings in the road"
	4.	unknown - not famous or acclaimed; "an obscure family"; "unsung heroes of the war" unsung, obscure inglorious - not bringing honor and glory; "some mute inglorious Milton here may rest"
	5.	unknown - not known before; "used many strange words"; "saw many strange faces in the crowd"; "don't let anyone unknown into the house" strange unfamiliar - not known or well known; "a name unfamiliar to most"; "be alert at night especially in unfamiliar surroundings"

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unknown

adjective 1. strange, new, undiscovered, uncharted, unexplored, virgin, remote, alien, exotic, outlandish, unmapped, untravelled, beyond your ken

adjective 2. unidentified, mysterious, anonymous, unnamed, nameless, incognito

adjective 3. obscure, little known, minor, humble, unfamiliar, insignificant, lowly, unimportant, unheard-of, unsung, inconsequential, undistinguished, unrenowned << OPPOSITE famous

Translations

unknown [ʌnˈnəun] adj → desconocido

adv unknown to me → sin saberlo yo;

unknown quantity (MATH), (fig) → incógnita

unknown [ʌnˈnəun] adj → inconnu(e);

unknown to me → sans que je le sache;

unknown quantity (Math), (fig); inconnue f

unknown [ʌnˈnəun] adj → unbekannt;

unknown to me, ... → ohne dass ich es wusste, ...;

unknown quantity (fig) → unbekannte Größe

unknown [ʌnˈnəun] adj → sconosciuto/a;

unknown to me ... → a mia insaputa ...;

unknown quantity (MATH) (fig) → incognita