Noun: haemorrhoidal vein
Usage: Brit, Cdn (US: hemorrhoidal vein)
Usage: Brit, Cdn (US: hemorrhoidal vein)
- Any of several veins draining the walls of the anal canal and rectum
"Hemorrhoids are caused by swollen haemorrhoidal veins";
- hemorrhoidal vein [N. Amer], rectal vein, vena rectalis
Derived forms: haemorrhoidal veins
Type of: vein, vena, venous blood vessel