Lexic.us

Definition of Hemorrhoid

1. Noun. Pain caused by venous swelling at or inside the anal sphincter.

Definition of Hemorrhoid

1. [n -S]

Medical Definition of Hemorrhoid

1. A varicose dilatation of a vein of the superior or inferior haemorrhoidal plexus, resulting from a persistent increase in venous pressure. Presents as a livid and painful swelling formed by the dilation of the blood vessels around the margin of, or within, the anus, from which blood or mucus is occasionally discharged. The singular haemorrhoid is rarely used. Synonym: piles. Origin: Gr. Haimorrhois, L. Haemorrhoidae. (01 Dec 1998)

Lexicographical Neighbors of Hemorrhoid

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