From Middle English swete, swet, swate, swote, from Old English swāt, from Proto-Germanic *swait-, *swaitą, from Proto-Indo-European *swoyd- (“to sweat”), o-grade of *sweyd- (“to sweat”). Cognate with West Frisian swit, Dutch zweet, German Schweiß, Danish sved, Swedish svett, Yiddish שוויצן (shvitsn) (English shvitz), French sueur, Spanish sudor, Persian خوی (xway), Sanskrit स्वेद (svéda), Latvian sviedri, Tocharian B syā-, and Albanian djersë.
- Fluid that exits the body through pores in the skin usually due to physical stress and/or high temperature for the purpose of regulating body temperature and removing certain compounds from the circulation.
- (Britain, slang, military slang, especially WWI) A soldier (especially one who is old or experienced).
- (historical) The sweating sickness.
- Moisture issuing from any substance.
- the of hay or grain in a mow or stack
- A short run by a racehorse as a form of exercise.
From Middle English sweten, from Old English swǣtan, from Proto-Germanic *swaitijaną (“to sweat”). Compare Dutch zweten, German schwitzen, Danish svede.
sweat was also found in the following language(s): French