Definition of sea change in English:

sea change

Syllabification: sea change

noun

  • A profound or notable transformation.
    More example sentences
    • This marks a profound sea change for the Company, which is arguably the largest B-to-B publisher online.
    • With every decision that marks a sea change on the telecom horizon, there's usually a technology solution to address it.
    • Only a true partnership involving all stakeholders can make a real sea change.

Origin

from Shakespeare's Tempest ( i. ii. 403).

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