WordReference Random House Unabridged Dictionary of American English © 2026
pal•sa
(päl′sə),USA pronunciation n., pl. pal•sen (päl′sən).USA pronunciation [Geol.]
- Geologya mound of earth pushed up by or formed near the edge of a glacier, found in alpine and arctic areas.
- Lappish
- Finnish palsa peat knob in a bog, hillock in the tundra
- Swedish pals(e)
- German)
- (1940–45