a painful swelling of a vein in the region of the anus, often with bleeding
usually used in pl.
Derived forms
hemorrhoidal (ˌhemorˈrhoidal)
adjective
Word origin
altered (after L or Gr) < ME emoroid(es) < L haemorrhoidae < Gr haimorrhoïdes (phlebes), (veins) discharging blood < haima, blood haimorrhoos, flowing with blood < (see hemo-) + rheein, to flow, stream