Category:Orifice

Or"i*fice, n. Etym: [f., from l. orificium; os, oris, a mouth + Facere to make. See oral, and fact.]

Defn: a mouth or aperture, as of a tube, pipe, etc.; an opening; as, The orifice of an artery or vein; the orifice of a wound. Shak. Etna was bored through the top with a monstrous orifice. Addison.