noun Pathology.

a sudden and sometimes fatal affection due to exposure to the sun's rays or to excessive heat, marked by prostration with or without fever, convulsion, and coma.

Origin of sunstroke

First recorded in 1850–55; sun + stroke1 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for sunstroke

Contemporary Examples of sunstroke

Historical Examples of sunstroke

  • The hounds could not run; one died from sunstroke while chasing a jack rabbit.

    A Woman Tenderfoot

    Grace Gallatin Seton-Thompson

  • Dr. Peterson says that the sunstroke was only the determining cause.

  • You'll catch a sunstroke down there and die on my doorstep perhaps.

  • Many died on the march, less from sunstroke and exhaustion than from despair.

    At Aboukir and Acre

    George Alfred Henty

  • Here men died of sunstroke and of fever; and some died for want of water.

British Dictionary definitions for sunstroke



heatstroke caused by prolonged exposure to intensely hot sunlight
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

Word Origin and History for sunstroke

1851, from sun (n.) + stroke (n.); translating French coup de soleil.

Online Etymology Dictionary, © 2010 Douglas Harper

sunstroke in Medicine



Heatstroke that results from undue exposure to the sun's rays and is marked by prostration and collapse, but not by fever.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.