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atypical

play
adjective atyp·i·cal \(ˌ)ā-ˈti-pi-kəl\

Simple Definition of atypical

  • : not typical : not usual or normal

Source: Merriam-Webster's Learner's Dictionary

Full Definition of atypical

  1. :  not typical :  irregular, unusual <an atypical form of a disease>

atypicality

play \ˌā-ˌti-pə-ˈka-lə-tē\ noun

atypically

play \(ˌ)ā-ˈti-pi-k(ə-)lē\ adverb

Examples of atypical in a sentence

  1. <the postal service delivered the package with atypical speed>

  2. <since that's an atypical response for an infant, you might want to have her hearing tested>



1885

First Known Use of atypical

1885


ATYPICAL Defined for Kids

atypical

play
adjective atyp·i·cal \ˈā-ˈti-pi-kəl\

Definition of atypical for Students

  1. :  not usual or normal:  not typical <an atypical case>

atypically

adverb



Medical Dictionary

1

atypical

adjective atyp·i·cal \(ˈ)ā-ˈtip-i-kəl\

Medical Definition of atypical

  1. 1:  not typical :  not like the usual or normal type <The procedure, ductal lavage, washes cells from the milk ducts, where 95 percent of breast cancers start. Tests can then be performed to look for atypical or abnormal cells.—Judith Groch, The New York Times, 20 Nov. 2001> <The results of treatment of patients with gallstones are less successful in individuals with atypical pain patterns or painless dyspepsia …—The Journal of the American Medical Association, 24 Feb. 1993> <In some patients with atypical dysgenesis, the smear may show slight proliferation.—George L Wied et al., Compendium on Diagnostic Cytology, 1976>

  2. 2:  relating to or being an antipsychotic drug (such as aripiprazole and risperidone) that tends to produce fewer adverse side effects on movement (such as akathisia or dyskinesia) than previously used antipsychotic drugs (such as haloperidol) <Atypical antipsychotics work more precisely, manipulating both dopamine and serotonin and suppressing symptoms without causing so many associated problems.—Jeffrey Kluger, Time, 19 Aug. 2002> <Although studies indicated that the atypical drugs are similar to the conventional drugs in reducing psychotic symptoms and produce few neurologic effects, the evidence of their superior efficacy has been neither consistent nor robust …—Jeffrey A. Lieberman et al., The New England Journal of Medicine, 22 Sept. 2005>

atypically

\(ˈ)ā-ˈtip-i-k(ə-)lē\ adverb <Atypically depressed patients often show a different clinical picture from those with “classical” major depression.—Ronald Pies, The New York Times, 31 July 2007>



2

atypical

noun atyp·i·cal

Medical Definition of atypical

  1. :  an atypical antipsychotic drug (see atypical[1] 2) <Her 24-year-old daughter, diagnosed with schizophrenia in 1993, had problems with two types of atypicals before a third proved successful.—Stephaan Harris, USA Today, 28 June 1999>





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