Rŏch'et1, n.
(rŏtch'et) (Synop., § 130), n. [Fr. rochet, Sp. roquete, It. rocchetto, roccetto, from O. H. Ger. & A-S. roc, N. H. Ger. rock, Icel. rockr, L. Lat. roccus, a coat, garment.]
Sense 1. A linen garment resembling the surplice, but with narrower sleeves, worn under the chimere by bishops during the middle ages. Hook.
They see no difference between an idler with a hat and national cockade, and an idler in a cowl or in a rochet. Burke.
Sense 2. A mantelet worn during ceremonies by the peers of England. Wright.
Sense 3. A round frock or outer garment. [Obs.] Chaucer.