1 petechia | Definition of petechia

petechia

noun
pe·​te·​chia | \ pÉ™-ˈtÄ“-kÄ“-É™ How to pronounce petechia (audio) \
plural petechiae\ pÉ™-​ˈtÄ“-​kÄ“-​ˌī How to pronounce petechiae (audio) \

Definition of petechia

: a minute reddish or purplish spot containing blood that appears in skin or mucous membrane as a result of localized hemorrhage

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Other Words from petechia

petechial \ pÉ™-​ˈtÄ“-​kÄ“-​É™l How to pronounce petechial (audio) \ adjective

Examples of petechia in a Sentence

Recent Examples on the Web

Bruising is a common sign of ITP, as are symptoms like petechiae (small dots of blood that look like a skin rash), sudden bloody noses, gums that bleed out of nowhere, and more, according to the National Heart, Lung, and Blood Institute (NHLBI). Patia Braithwaite, SELF, "What Even Causes ITP?," 21 June 2019 Although petechiae can be a sign of leukemia, it can also be caused by things like a bad cough or sunburn, according to the Mayo Clinic. Lindsey Bever, Washington Post, "A mother Googled her toddler’s symptoms — and believes it may have saved the child’s life," 24 Feb. 2018 Those dots, little bits of blood trapped beneath the skin, known as petechiae, suggested that there was something wrong with her platelets, the components of blood that initiate clotting. Lisa Sanders, M.d., New York Times, "Why Did This Woman Collapse With a Rash After Her Eggs Were Harvested?," 16 Mar. 2017

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

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First Known Use of petechia

circa 1784, in the meaning defined above

History and Etymology for petechia

New Latin, from Italian petecchia, ultimately from Latin impetigo

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More Definitions for petechia

petechia

noun
pe·​te·​chia | \ pÉ™-ˈtÄ“-kÄ“-É™ How to pronounce petechia (audio) \
plural petechiae\ -​kÄ“-​ˌī How to pronounce petechiae (audio) \

Medical Definition of petechia

: a minute reddish or purplish spot containing blood that appears in skin or mucous membrane as a result of localized hemorrhage

More from Merriam-Webster on petechia

Britannica.com: Encyclopedia article about petechia