Where does “ost” come from?

Oast comes from Middle English ost, from Old French hoiste, from Latin hostia, ultimately from Proto-Indo-European gʰóstis, a root meaning guest or host.

ost (English): Alternative form of oast

Definitions

  1. Alternative form of oast

Ancestry of “ost”, step by step

StepLanguageWordMeaning
1EnglishoastA kiln for drying tobacco, malt and especially...
2Middle Englishost—
3Old Englishāsta kiln
4Proto-Germanicaistazkiln
5Proto-Germanicaisǭfireplace
6Proto-Indo-Europeanh₂eydʰ-to ignite; fire
Every word from Proto-Indo-European h₂eydʰ- →Every word from Proto-Germanic aisǭ →Every word from Proto-Germanic aistaz →
ost — Etymology, Origin & Word History | Etymology Explorer