DCHP-1 Online
pack ice † 
thick sea ice that has been driven and packed into large masses by winds and currents.
See also: ice-pack
- 1850 As long as there was a chance of procuring whales in Prince Regent's Inlet, he might have persevered, deep as his ship was in the water, and great as the risk would have been in pushing through the heavy pack-ice we had fallen in with.
- 1965 About 300,000 of these seals are killed on the pack ice every spring by the Canadian and Norwegian sealing fleets. . . .
- 1850 As long as there was a chance of procuring whales in Prince Regent's Inlet, he might have persevered, deep as his ship was in the water, and great as the risk would have been in pushing through the heavy pack-ice we had fallen in with.