overthrust noun & verb.
[as noun 'ǝʊvǝƟrʌst, as verb ǝʊvǝ'Ɵrʌst] L19.[from OVER- + THRUST noun, verb.]Geology.
A. noun. The (extent of) thrusting forward of one series of rocks or strata over another, esp. along a fault plane at a relatively small angle to the horizontal; a large-scale reverse thrust fault in which this occurs (also
overthrust fault).
L19.b. verb trans. Pa. t. & pple
-thrust. Thrust (a mass of rock) over or
on to another, esp. at a low angle; obduct. Chiefly as
overthrust ppl adjective,
overthrusting verbal noun.
L19. [TahlilGaran] English Dictionary ▲