单词	mental deficiency
释义	mental deficiency noun : a deficiency in cognitive functioning specifically : intellectual disability Example Sentences Recent Examples on the Web The News & Observer did a fact check of a charge by Rep. Greg Murphy, R-N.C., who repeatedly accused the former vice president of mental deficiency. Doug Stanglin, USA TODAY, 19 July 2020 There doesn’t seem to be any negative neurological signs yet for physical or mental deficiencies. Rania Aniftos, Billboard, 2 Dec. 2019 Look at the real-world results of Donald Trump's erratic behavior, whether through mental deficiency or moral deficiency or some combination thereof. NBC News, 25 Aug. 2019 Then English gave his closing arguments, saying that McCoy was guilty, but only of second-degree murder, because of mental deficiencies. Jon Schuppe, NBC News, 12 Jan. 2018 Word History First Known Use 1820, in the meaning defined above Medical Definition mental deficiency noun : a deficiency in cognitive functioning specifically : intellectual disability Legal Definition mental deficiency noun : failure in intellectual development that is marked by low intelligence or mental retardation and that may result in an inability to function competently in society mental deficiency noun as in mental retardation Synonyms & Similar Words Relevance mental retardation inaneness irrationality dippiness unreasonableness fallacy nonsensicalness idiocy craziness doltishness balminess dottiness nincompoopery absurdity wackiness fatuousness gormlessness preposterousness daftness zaniness lunacy insanity feeblemindedness madness nuttiness dullness inanity dopiness dim-wittedness boneheadedness silliness obtuseness thickness slowness density denseness simplicity folly simplemindedness asininity dumbness witlessness dorkiness stupidness oafishness mindlessness weak-mindedness stupidity foolishness brainlessness dulness vacuity fatuity senselessness simpleness Antonyms & Near Antonyms intelligence brightness brilliance quickness perception sharpness judgment cleverness smartness judgement insight keenness perspicacity alertness acumen astuteness percipience braininess wisdom quick-wittedness discernment wit validity sagacity sageness rationality sapience soundness reasonableness logicality rationalness logicalness See More
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