- a stretch of open water surrounded by ice, esp near the mouths of large rivers, in arctic seas
WordReference Random House Unabridged Dictionary of American English © 2026
po•lyn•ya
(pə lin′yə),USA pronunciation n.
- Oceanography, Foreign Termsan area of unfrozen sea water surrounded by ice.
- Russian polyn'yá, Old Russian polynĭi equivalent. to pol(ù) empty, open + -ynĭi noun, nominal suffix
- 1850–55
Collins Concise English Dictionary © HarperCollins Publishers::
polynya /ˈpɒlənˌjɑː/ n