iceberg
NounWordNet 3.0
Noun (2)
- a large mass of ice floating at sea; usually broken off of a polar glacierSynonyms: berg
- lettuce with crisp tightly packed light-green leaves in a firm head“iceberg is still the most popular lettuce”Synonyms: crisphead lettuceiceberg lettuce
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onerousadjective
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Webster's Dictionary (GCIDE)
Iceberg \Ice"berg`\, n. [Prob. of Scand. origin; cf. Dan. iisbierg, Sw. isberg, properly, a mountain of ice. See Ice, and Berg.] A large mass of ice, generally floating in the ocean. [1913 Webster]
Note: Icebergs are large detached portions of glaciers, which in cold regions often project into the sea. [1913 Webster]