Meaning of OAST in English

ˈōst noun

or oasthouse ˈ ̷ ̷ˌ ̷ ̷

( -s )

Etymology: oast from Middle English ost, from Old English āst; akin to Middle Dutch eest, est kiln, Latin aestus heat, aestas summer — more at edify

: a kiln or group of kilns often of a distinctive conical shape and used for drying hops, malt, or tobacco

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.