ice‧berg /ˈaɪsbɜːɡ $ -bɜːrɡ/ noun [countable]
[Date: 1700-1800; Language: Danish; Origin: Norwegian isberg 'ice-mountain']
a very large mass of ice floating in the sea, most of which is under the surface of the water
⇒ the tip of the iceberg at tip¹(4)

[TahlilGaran] Dictionary of Contemporary English ▲

ice water that has frozen into a solid state:
ice cubes in her Coke
the ice on the lake
frost a thin coating of white powder-like ice that forms on the ground and plants, or the weather conditions in which this powder appears:
There was frost on the ground.
Even in May we can sometimes get a late frost.
black ice an area of ice that is very difficult to see on a road:
Driving conditions are dangerous, with black ice in many areas.
icicle a long thin pointed piece of ice that hangs from a roof or other surface:
There were icicles hanging down from the side of the house.
hailstones frozen balls of ice which fall like rain from the sky:
Hailstones as big as marbles flattened the crops.
glacier a large mass of ice which moves slowly down a mountain valley:
The high mountain glaciers of South America and Asia are melting at an alarming rate.
the Kangshung glacier
iceberg a very large mass of ice floating in the sea, most of which is under the surface of the water:
The ship sank after hitting an iceberg in the North Atlantic.
ice cap an area of thick ice that permanently covers the North and South Poles:
We all know that the polar ice caps are melting because of global warming.

[TahlilGaran] English Thesaurus ▲

iceberg
ˈaɪsbə:ɡ
See: cool as an iceberg

[TahlilGaran] English Idioms Dictionary ▲