atypical

adjective
atyp·​i·​cal | \ (ˌ)ā-ˈti-pi-kəl How to pronounce atypical (audio) \

Definition of atypical

1 : not typical : irregular, unusual an atypical form of a disease atypical weather for this area
2 medical : relating to or being an antipsychotic drug (such as risperidone) that tends to produce fewer adverse side effects on movement (such as 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

Other Words from atypical

atypicality \ ˌā-​ˌti-​pə-​ˈka-​lə-​tē How to pronounce atypical (audio) \ noun, plural atypicalities
atypically \ (ˌ)ā-​ˈti-​pi-​k(ə-​)lē How to pronounce atypical (audio) \ adverb

Examples of atypical in a Sentence

the postal service delivered the package with atypical speed since that's an atypical response for an infant, you might want to have her hearing tested
Recent Examples on the Web Dolphins have also been found stranded en masse in Bulgaria and Crimea, showing behavior atypical of their species. Naomi Cohen, NBC News, 13 May 2022 This Susan Cain book gives us an atypical perspective on the good that can come of sad things that happen to us. Ysolt Usigan, Woman's Day, 9 May 2022 This is precisely why Alexa and her ilk must be trained to adeptly understand atypical speech—not everyone on the planet speaks without a stutter or other speech impairment. Steven Aquino, Forbes, 12 Nov. 2021 Contributing to projects such as Project Euphonia can also be difficult for people with atypical speech. Katie Deighton, WSJ, 24 Feb. 2021 That could be a sign of an atypical infection (such as from a parasite), depending on your activities while traveling. Washington Post, 5 May 2022 The list of advisers with atypical records includes the Rev. Alfred L. Cockfield II, who manages a political action committee associated with the mayor. New York Times, 27 Apr. 2022 Fashion insiders and old friends decked in bright colors, atypical suits, and denim bumped shoulder to shoulder, sharing oysters and escabeche. Olive Leatherwood, Vogue, 22 Apr. 2022 But in this atypical housing market, prices have only continued to increase. Alicia Adamczyk, Fortune, 20 Apr. 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'atypical.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of atypical

1845, in the meaning defined at sense 1

History and Etymology for atypical

see typical

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Time Traveler for atypical

Time Traveler

The first known use of atypical was in 1845

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Dictionary Entries Near atypical

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Statistics for atypical

Last Updated

21 May 2022

Cite this Entry

“Atypical.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/atypical. Accessed 24 May. 2022.

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More Definitions for atypical

atypical

adjective
atyp·​i·​cal | \ ˈā-ˈti-pi-kəl How to pronounce atypical (audio) \

Kids Definition of atypical

: not usual or normal : not typical an atypical case

Other Words from atypical

atypically adverb

atypical

adjective
atyp·​i·​cal | \ (ˈ)ā-ˈtip-i-kəl How to pronounce atypical (audio) \

Medical Definition of atypical

 (Entry 1 of 2)

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 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 In some patients with atypical dysgenesis, the smear may show slight proliferation.— George L Wied et al., Compendium on Diagnostic Cytology
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 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

Other Words from atypical

atypically \ (ˈ)ā-​ˈtip-​i-​k(ə-​)lē How to pronounce atypical (audio) \ adverb
Atypically depressed patients often show a different clinical picture from those with "classical" major depression. — Ronald Pies, The New York Times

atypical

noun

Medical Definition of atypical (Entry 2 of 2)

: an atypical antipsychotic drug (see atypical entry 1 sense 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

More from Merriam-Webster on atypical

Nglish: Translation of atypical for Spanish Speakers

Britannica English: Translation of atypical for Arabic Speakers

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