unknown

inconnu

Que personne ne connaît ou ne comprend.

En anglais simple : Not known or understood by anyone.

• The cause is unknown.
• Her exact date of birth remains unknown.
• They found a substance of unknown origin.

Synonymes : undetermined, unexplained

Contraires : known

Expressions courantes : unknown cause, remain unknown, unknown origin

inconnu, non identifié

Dont l’identité est inconnue ou que peu de gens connaissent.

En anglais simple : Not recognized, named, or familiar to many people.

• An unknown caller left a message.
• The painting was by an unknown artist.
• She was relatively unknown before her first film.

Comment l'utiliser : unknown to someone (The young writer was unknown to most readers.)

Synonymes : unidentified, unfamiliar, obscure

Contraires : famous, well-known

Expressions courantes : unknown artist, unknown caller, relatively unknown

inconnue

Nombre représenté par une lettre dans un problème de mathématiques et dont il faut trouver la valeur.

En anglais simple : A number represented by a letter in a maths problem whose value you must find.

• Find the unknown in this equation.
• The letter x represents an unknown.
• We solved two equations with two unknowns.

Synonymes : unknown variable

Expressions courantes : solve an unknown, one unknown, two unknowns