Search Result for "hemorrhoids": 

The Collaborative International Dictionary of English v.0.48:

Hemorrhoids \Hem"or*rhoids\, n. pl. [L. haemorrhoidae, pl., Gr. ?, sing., ? (sc. ?), pl., veins liable to discharge blood, hemorrhoids, fr. ? flowing with blood; a"i^ma blood + ? to flow: cf. F. h['e]morro["i]des, h['e]morrho["i]des. See Rheum.] (Med.) Livid and painful swellings formed by the dilation of the blood vessels around the margin of, or within, the anus, from which blood or mucus is occasionally discharged; piles; emerods. Usage: [The sing. hemorrhoid is rarely used.] [1913 Webster]
The Collaborative International Dictionary of English v.0.48:

Piles \Piles\, n. pl. [L. pila a ball. Cf. Pill a medicine.] (Med.) The small, troublesome tumors or swellings about the anus and lower part of the rectum which are technically called hemorrhoids. See Hemorrhoids. Note: [The singular pile is sometimes used.] [1913 Webster] Blind piles, hemorrhoids which do not bleed. [1913 Webster]