WordReference Random House Learner's Dictionary of American English © 2015
false /fɔls/USA pronunciation
adj., fals•er, fals•est.
false•ness, n. [uncountable]
false is an adjective, falseness and falsity are nouns, falsify is a verb, falsely is an adverb:His nervousness created a false impression during the job interview. She was discouraged by his falseness and cowardice. There was a good deal of falsity in the papers. He tried to falsify his passport. He was falsely accused of the murder.
- not true or correct;
wrong:a false statement.
- uttering or declaring what is untrue; lying:a false witness.
- not faithful or loyal:a false friend.
- tending to deceive or mislead; deceptive:a false impression.
- [before a noun] not genuine;
counterfeit:a false name.
- [before a noun] not real; used as a substitute or aid, esp. temporarily;
- [before a noun] based on mistaken, erroneous, or inconsistent impressions, ideas, or facts:false pride.
- [before a noun] wrong or not correct in pitch, such as a musical note:He played several false notes.
Collins Concise English Dictionary © HarperCollins Publishers::
false /fɔːls/ adj
- not in accordance with the truth or facts
- irregular or invalid: a false start
- untruthful or lying: a false account
- not genuine, real, or natural; artificial; fake: false eyelashes
- being or intended to be misleading or deceptive: a false rumour
- disloyal or treacherous: a false friend
- based on mistaken or irrelevant ideas or facts: false pride, a false argument
- (prenominal) (esp of plants) superficially resembling the species specified: false hellebore
- serving to supplement or replace, often temporarily: a false keel
- (of a note, interval, etc) out of tune
Etymology: Old English fals, from Latin falsus, from fallere to deceiveˈfalsely adv ˈfalseness n
- in a false or dishonest manner (esp in the phrase play (someone) false)
'falsely' also found in these entries: