DCHP-1 Online
ice-raft North 
n. a fairly substantial slab of ice broken off from a large expanse of ice; an ice floe.
See also: ice-pan (def. 1)
- 1856 (1892) The transporting forces of the ice-raft [were considerable].
- 1893 . . . an ice-raft is an awkward, unwieldy thing with a tendency to crack in pieces at very critical moments in the passage.
- 1931 Would their ice-raft continue its drift ashore? Or would it float away to sea again?
- 1856 (1892) The transporting forces of the ice-raft [were considerable].