DCHP-1 Online
blowhole † 
n. a breathing-hole in ice, made by seals.
See also: aglu blowing hole
- 1916 . . . they walked warily, . . . in dread of lakes and blow-holes and fissures of water. . . .
- 1963 As we drew near, those seals nearest to us slid quietly into nearby leads and blow holes.
- 1916 . . . they walked warily, . . . in dread of lakes and blow-holes and fissures of water. . . .