WordReference Random House Unabridged Dictionary of American English © 2026
pin•go
(ping′gō),USA pronunciation n., pl. -gos. [Geol.]
- Geologya hill of soil-covered ice pushed up by hydrostatic pressure in an area of permafrost.
- Geologya hill of similar origin remaining after the melting of permafrost.
- Inuit pinguq
- 1925–30