[ in-frak-shuh n ]
/ ɪnˈfræk ʃən /


breach; violation; infringement: an infraction of the rules.
Medicine/Medical. an incomplete fracture of a bone.

Origin of infraction

First recorded in 1615–25, infraction is from the Latin word infrāctiōn- (stem of infrāctiō). See infract, -ion
Related formsnon·in·frac·tion, noun
Can be confusedinfarction infraction

Synonym study

1. See breach. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for infraction

Word Origin and History for infraction



mid-15c., "the breaking of an agreement," from Middle French infraction and directly from Latin infractionem (nominative infractio) "a breaking, weakening," noun of action from past participle stem of infringere (see infringe).

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for infraction


[ ĭn-frăkshən ]


A bone fracture, especially one without displacement.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.