Where does “upthrust” come from?
upthrust (English) comes from English up-, from Middle English up-, from Old English ūp-, from Old English ūp, from Proto-Germanic upp, from Proto-Germanic ub, from Proto-Indo-European upó, from Proto-Indo-European h₃ewp-.
upthrust (English): An upward thrust; Buoyancy; An upward movement of...
Definitions
- An upward thrust; Buoyancy; An upward movement of...