Idioms title

The Idiom Attic - a collection of hundreds of English idioms, each one explained.

The meaning of "a sea change"

" A sea change "
A radical change.
When Obama came in after George Bush there was a real sea change in US foreign policy.
Where did it originate?:
Shakespearian. An allusion to a change in the tides or weather when at sea.
Where is it used?:
Hear the idiom spoken:
More idioms about:   nautical  

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