pus
n. uncountablen. a thick, yellowish or white liquid that forms in a part of the body that is infected. It is a sign that your body is fighting off germs.
n. a thick, opaque fluid produced by infected tissue, consisting of white blood cells, bacteria, and cellular debris. Typically associated with inflammation and abscess formation.
The doctor cleaned the pus from the wound.
If you notice pus coming from a cut, it usually means the area has become infected and needs medical attention.
The presence of pus within the cavity indicated a localized immune response, as neutrophils had migrated to the site to neutralize the invading pathogens.
From Middle English pus (15th c.), a borrowing from Latin pus (“pus”). Widely displaced quitter and atter in this sense.
Uncountable; often used with verbs like 'drain', 'ooze', or 'form'.