Category:Portass

Por"tass, n. Etym: [of. porte-hors a kind of prayer book, so called From being portable; cf. Ll. portiforium.]

Defn: a breviary; a prayer book. [written variously portace, Portasse, portesse, portise, porthose, portos, portus, portuse, etc.] [obs.] Spenser. Camden. By god and by this porthors i you swear. Chaucer.