Iceberg definition

īsbûrg
Frequency:
A massive floating body of ice broken away from a glacier. Only about 10 percent of its mass is above the surface of the water.
noun
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A great mass of ice broken off from a glacier and floating in the sea.
noun
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A massive body of floating ice that has broken away from a glacier or ice field. Most of an iceberg lies underwater, but because ice is not as dense as water, about one ninth of it remains above the surface.
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(informal) A cold, aloof person.
noun
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(US, slang) An aloof person.
noun
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(figuratively, after an adjective) An impending disastrous event whose adverse effects are only beginning to show, in reference to one-tenth of the volume of an iceberg being visible above water.
noun
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A huge mass of ocean-floating ice which has broken off a glacier or ice shelf.

The Titanic hit an iceberg and sank.

noun
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tip of the iceberg
  • a small difficulty, problem, misdeed, etc. that is thought to be only a part of one much larger in scope
idiom
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Other Word Forms

Noun

Singular:
iceberg
Plural:
icebergs

Idioms and Phrasal Verbs

Origin of iceberg

  • Partial translation of Dutch ijsberg from Middle Dutch ijsbergh ijs ice bergh mountain bhergh-2 in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Dutch ijsberg, compound of ijs “ice” + berg “mountain”. First used to describe a glacier as seen at a distance from a ship then used as a term to describe the floating chunks of ice broken off from such glaciers. Compare German Eisberg, Danish isbjerg, Norwegian/Swedish isberg, Welsh eisberg.

    From Wiktionary