hemorrhoid

Etymology

From Middle English emerowdes, emeroides, emeroydez, from Old French emorroides, from Latin haemorrhoidae, from Ancient Greek αἱμορροΐς (haimorrhoḯs), a feminine adjective from αἱμόρροος (haimórrhoos, “flowing with blood”), from αἷμα (haîma, “blood”) and the root of ῥέω (rhéō, “flow”). Doublet of emerod.

noun

1. (pathology, often in the plural) An engorged, dilated and easily broken varicosity in the perianal area, often accompanied by intense itching and throbbing pain: piles.