Meaning of TORSION in English

TORSION

ˈtȯrshən, -ȯ(ə)sh- noun

( -s )

Etymology: Late Latin tors us (past participle of Latin torquēre to twist) + English -ion — more at torture

1. : the act of turning or twisting : the state of being twisted : the twisting or wrenching of a body by the exertion of forces tending to turn one end or part about a longitudinal axis while the other is held fast or turned in the opposite direction

2. : the limit of the ratio of the angle between the binormals at two points of a curve to the length of the arc joining the points as the length of the arc approaches zero — called also second curvature

3. : the reactive torque that an elastic solid exerts by reason by being under torsion

4. : the twisting of a body organ on its own axis

the torsion of a loop of intestine around its own mesentery

Synonyms: see stress

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.