Meaning & use

untrue

adjective·Everyday

Last updated

UK/ʌnˈtruː/
US/ʌnˈtruː/

Meanings

  1. adjectivecomparable

    Not matching the facts; false.

    Grammar: Used after be or before a noun: that is untrue; an untrue story. It is milder and more formal than 'lie' or 'a lie'.

    Patterns

    • be untrue
    • it is untrue that something

    The rumor that the school would close turned out to be untrue.

    It is simply untrue that prices have fallen.

    He denied the untrue claims made in the newspaper.

  2. adjectiveafter a verbliteraryold-fashioned

    Not faithful or loyal to a person, promise or principle.

    Grammar: Followed by to: he was untrue to his word. It is old-fashioned and often used in literature.

    Patterns

    • be untrue to someone
    • untrue to your principles

    In the ballad, the knight proves untrue to his lady.

    She felt she would be untrue to herself if she stayed silent.

    He was never untrue to his friends, even in hard times.

Word forms

comparativemore untrue
superlativemost untrue

Common combinations

patently untrue
The claim was patently untrue, as the photos showed.
completely untrue
What you heard is completely untrue.
untrue statement
An untrue statement in the report led to a correction.
untrue to yourself
He felt untrue to himself in that job.
prove untrue
The old belief proved untrue after more research.

Synonyms and how they differ

false
False is the most common and neutral choice, while untrue is slightly softer and often used to deny a claim politely.
incorrect
Incorrect suggests an honest mistake, whereas untrue can imply the statement was deliberately misleading.
inaccurate
Inaccurate means wrong in detail, so a statement can be partly right and still inaccurate, while untrue usually means wholly wrong.
fictitious
Fictitious means invented, and it is used for made-up names or stories rather than a mistaken claim.

Opposites

Word family

untruth noun
a false statement, a lie
untruthful adjective
not telling the truth
untruthfully adverb
in a way that is not honest

Commonly confused: untrue or lie?

untrue vs lie

A lie is something said on purpose to deceive. A statement can be untrue because of an honest mistake, so untrue does not accuse anyone of lying.

Practice

The politician said the report was ___ and demanded a correction.

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