Meaning of upheave

up•heave

Pronunciation: (up-hēv'), [key]
— v., -heaved -hove, -heav•ing.
—v.t.
  1. to heave or lift up; raise up or aloft.
  2. to force or throw up violently or with much power, as an erupting volcano.
  3. to cause a major disturbance or disorder in: The revolution upheaved the government, causing its leaders to flee the country.
—v.i.
  1. to rise upward, esp. extensively or powerfully.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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