Hypertext Webster Gateway: "upheaval"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Upheaval \Up*heav"al\, n.
The act of upheaving, or the state of being upheaved; esp.,
an elevation of a portion of the earth's crust. --Lubbock.
From WordNet (r) 1.7 (wn)
upheaval
n 1: a state of violent disturbance and disorder (as in politics
or social conditions generally); "the industrial
revolution was a period of great turbulence" [syn: {turbulence},
{Sturm und Drang}]
2: (geology) a rise of land to a higher elevation (as in the
process of mountain building) [syn: {uplift}, {upthrow}, {upthrust}]
3: disturbance usually in protest [syn: {agitation}, {excitement},
{turmoil}, {hullabaloo}]
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