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Definition of untrue adjective from the Oxford Advanced Learner's Dictionary

untrue

adjective
 
/ʌnˈtruː/
 
/ʌnˈtruː/
Word Family
  • true adjective (≠ untrue)
  • truth noun
  • truthful adjective (≠ untruthful)
  • truthfully adverb
  • truly adverb
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  1. not true; not based on facts
    • These accusations are totally untrue.
    • an untrue claim
    • It is untrue to say that something like this could never happen again.
  2. untrue (to somebody/something) (formal) not loyal to somebody/something; doing something that hurts or damages somebody/something synonym unfaithful
    • If he agreed to their demands, he would have to be untrue to his own principles.
    opposite true
  3. Word OriginOld English untrēowe ‘unfaithful’ (see un-, true).
See untrue in the Oxford Advanced American DictionarySee untrue in the Oxford Learner's Dictionary of Academic English
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noun
 
 
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