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petechia

[ pi-tee-kee-uh, -tek-ee-uh ]
/ pɪˈti ki ə, -ˈtɛk i ə /
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noun, plural pe·te·chi·ae [pi-tee-kee-ee, -tek-ee-ee]. /pɪˈti kiˌi, -ˈtɛk iˌi/. Pathology.

a minute, round, nonraised hemorrhage in the skin or in a mucous or serous membrane.

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Origin of petechia

1575–85; <New Latin <Italian petecchia (in plural) rash, spots on skin <Vulgar Latin *(im)petīcula, equivalent to Latin impetīc-, stem of impetīx, variant of impetīgōimpetigo + -ula-ule
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for petechia

petechia
/ (pɪˈtiːkɪə) /

noun plural -chiae (-kɪˌiː)

a minute discoloured spot on the surface of the skin or mucous membrane, caused by an underlying ruptured blood vessel
petechial, adjective
C18: via New Latin from Italian petecchia freckle, of obscure origin
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for petechia

petechia
[ pə-tēkē-ə ]

n. pl. pe•te•chi•ae (-kē-ī′)

A small purplish spot on a body surface, such as the skin or a mucous membrane, caused by a minute hemorrhage and often seen in typhus.
pe•techi•al adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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