iceberg
noun /ˈaɪsbɜːɡ/
/ˈaɪsbɜːrɡ/
Idioms - an extremely large mass of ice floating in the sea
- The ship struck a hidden iceberg.
Oxford Collocations DictionaryIceberg is used before these nouns:- lettuce
Word Originlate 18th cent.: from Dutch ijsberg, from ijs ‘ice’ + berg ‘hill’.
Idioms
the tip of the iceberg
- only a small part of a much larger problem
- This figure represents only the tip of the iceberg, since as many as 90% of cases go unreported.