Word.ws English Dictionary

How to use false in a sentence

40 example sentences · adjective, verb, adverb

False means untrue, not factual, factually incorrect. Example: “The student received a failing grade for circling every true and false on her quiz.”

Examples of false by meaning

adjectiveBased on factually incorrect premises.

  • false legislation, false punishment

adjectiveSpurious, artificial.

  • At her invitation he outlined for her the succeeding chapters with terse military accuracy; and what she liked best and best understood was avoidance of that false modesty which condescends, turning technicality into pabulum.1907 August, Robert W[illiam] Chambers, “Silverside”, in The Younger Set, New York, N.Y.: D. Appleton & Company, →OCLC, page 300

adjectiveUttering falsehood; dishonest or deceitful.

  • a false witness

adjectiveNot faithful or loyal, as to obligations, allegiance, vows, etc.; untrue; treacherous.

  • a false friend, lover, or subject; false to promises

adjectiveNot well founded; not firm or trustworthy; erroneous.

  • a false conclusion; a false construction in grammar

adjectiveUsed in the vernacular name of a species (or group of species) together with the name of another species to which it is...

  • false scorpion (an arachnid)
  • false killer whale (a dolphin)
  • false powderpost beetles (members of Bostrichidae not in Lyctinae)

verbTo begin a race before being instructed to do so; to do a false start.

  • Records have been broken, races have been dedicated, dreams have been dreamed, starts have been falsed and nouns have been verbed.2011 September 1, Harry Pearson, “London 2012 can legacy by verbing the noun”, in The Guardian, archived from the original on 22 Sep 2024

nounOne of two options on a true-or-false test, that not representing true.

  • The student received a failing grade for circling every true and false on her quiz.

More sentences with false

  • She was accused of trying to bribe the jury into making false statements.From the entry bribe
  • When the condition expression is false, the thread blocks on the condition variable.From the entry block
  • Are people who report recovered memories more prone to developing false memories?From the entry prone to
  • My ex-fiancé filed a lawsuit against me for a false restraining order and defamation.From the entry lawsuit
  • His conclusion was erroneous, since it was based on a false assumption.From the entry erroneous
  • Reflexive statements like "this sentence is false" present interesting problems in the study of logic.From the entry reflexive statement
  • Mr. Martin was found guilty of defrauding the Commonwealth by making false welfare claims.From the entry commonwealth
  • The statement is vacuously true because P is false and P implies Q.From the entry vacuously
  • My mistimed leap was declared a false start since I leaped before the gun.From the entry mistimed
  • The negation of a disjunction is true just in case both disjuncts are false.From the entry just in case
  • Teachers prefer true or false or multiple-choice tests because they can be graded so easily.From the entry true or false
  • His excuse about his car breaking down again rings false to me.From the entry ring false
  • There have been several false steps made on the campaign trail, none tragic.From the entry false step
  • The temperature gradient is shown here in false colour for convenience.From the entry false colour
  • Defamation is the false or unjustified injury of the good name of another.From the entry good name
  • It is important to separate your fearful, false ego-self from your true spiritual self.From the entry ego-self
  • Counterpropaganda that seeks to characterize an opposing propaganda as a false message is a form of metapropaganda.From the entry metapropaganda
  • A word and its false friend may well be etymologically related: in such cases semantic shifts have made them drift apart.From the entry false friend
  • The jury could see he was bearing false witness.From the entry bear
  • If flag1 is false, the other parameters are dummies.From the entry dummy
  • The DNA test returned a false negative because the killer was a chimera, having absorbed her twin in utero.From the entry chimera
  • "This sentence is false" is a paradox.From the entry paradox
  • She was an earthy soul, the salt of the earth as they say of such rural folk, untarnished by false civilization.From the entry earthy
  • Using second-class parts for the repair was false economy because they soon broke and had to be fixed again.From the entry second-class
  • This tristate logic deals with true, false, and unknown values.From the entry tristate
  • She enrolled at the university under false pretenses, giving an invented birth date and lying about her qualifications.From the entry false pretense
  • False christs will offer false hope and provide no salvation.From the entry christ
  • Although I wished to think that all was false, it was yet necessary that I, who thus thought, must in some sense exist.From the entry necessary
  • A false positive from a cancer screening test will unnecessarily frighten a healthy person; a false negative will deprive them of timely treatment.From the entry false positive
  • While a false positive from a cancer screening test will unnecessarily frighten a healthy person, a false negative will deprive them of timely treatment.From the entry false negative

Meaning of false

  1. adjective Untrue, not factual, factually incorrect.
  2. adjective Based on factually incorrect premises.
  3. adjective Spurious, artificial.

Full definition of false

Questions about false in a sentence

How do you use false in a sentence?
False is used as an adjective, verb and adverb. For example: “The student received a failing grade for circling every true and false on her quiz.”
What is a short sentence with false?
“a false witness”
What does false mean?
False means untrue, not factual, factually incorrect.

Source and license

Adapted from Wiktionary: false (page history and authors) and the entries each sentence comes from. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws chose the sentences, left out offensive ones and quotations older than 1900, and marked the word in each. Wiktionary data of 2026-09-02.

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Cite this page: “How to use false in a sentence.” Word.ws, https://word.ws/sentences/false. Based on Wiktionary, CC BY-SA 4.0.