WordReference Random House Unabridged Dictionary of American English © 2026
bo•ras•ca
(bə ras′kə),USA pronunciation n.
- Meteorology(esp. in the Mediterranean) a squall, usually accompanied by thunder and lightning.
- Middle French
- Italian bor(r)asca, equivalent. to borr- (
Greek borrâs, Attic variant of boréas north wind) + -asca (noun, nominal suffix; perh. of pre-Latin origin, originally); replacing borasque - 1680–90