Main Entry: hem·or·rhoid

Pronunciation: \ˈhem-ˌrȯid, ˈhe-mə-\

Function: noun

Etymology: Middle English emeroides, plural, from Anglo-French emorroides, from Latin haemorrhoidae, from Greek haimorrhoides, from haimorrhoos flowing with blood, from haimo- hem- + rhein to flow — more at stream

Date: 14th century

: a mass of dilated veins in swollen tissue at the margin of the anus or nearby within the rectum —usually used in plural —called also piles