oast noun.
[ǝʊst][Old English āst = West Frisian iest, Middle Low German eist (Dutch eest), from Germanic, from Indo-European base meaning 'burn'.]Orig., a kiln. Later
spec., a kiln for drying hops or (formerly) malt; a building containing this.
Comb.:
oast-house a building containing a kiln for drying hops.
[TahlilGaran] English Dictionary ▲