From Middle English ost, from Old English āst ("a kiln"), from Proto-Germanic *aistaz ("kiln"), from *aisǭ, from Proto-Indo-European *h₂eydʰ- ("to burn; fire"). Cognate with Dutch eest ("kiln"), Middle Low German eiste ("kiln"), Latin aedes ("house; hearth"), Old English ād ("fire; funeral pyre").
Modern English dictionary
Explore and search massive catalog of over 900,000 word meanings.
Word of the Day
Get a curated memorable word every day.
Challenge yourself
Level up your vocabulary by setting personal goals.