Simple Definition of pus
medical : a thick, yellowish substance that is produced when a part of the body or a wound becomes infected
Full Definition of pus
: thick opaque usually yellowish-white fluid matter formed by suppuration and composed of exudate containing white blood cells, tissue debris, and microorganisms
Examples of pus in a sentence
Pus oozed from the cat's injured ear.
Origin and Etymology of pus
Latin pur-, pus — more at foul
First Known Use: 15th century
PUS Defined for Kids
Definition of pus for Students
: a thick yellowish substance that is produced when a part of the body or a wound becomes infected
Medical Definition of pus
: a thick, opaque, usually yellowish-white, fluid matter that is formed as part of an inflammatory response typically associated with an infection and is composed of exudate chiefly containing dead white blood cells (as neutrophils), tissue debris, and pathogenic microorganisms (as bacteria)
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