sea change
noun
• a profound or notable transformation.
• "recent years have witnessed a sea change in the fortunes of car safety as a marketable quantity"
Similar:
transformation,
change,
alteration,
modification,
variation,
conversion,
revision,
amendment,
metamorphosis,
transfiguration,
evolution,
mutation,
remodelling,
reshaping,
remoulding,
redoing,
reconstruction,
rebuilding,
recasting,
reorganization,
rearrangement,
reordering,
reshuffling,
restyling,
rejigging,
reworking,
renewal,
renewing,
revamping,
renovation,
overhaul,
remaking,
revolutionizing,
revolution,
transmutation,
transmogrification,
Origin:
from Shakespeare's Tempest (I. ii. 403).