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4 definitions found

From: DICT.TW English-Chinese Dictionary 英漢字典

 tor·sion /ˈtɔrʃən/

From: DICT.TW English-Chinese Medical Dictionary 英漢醫學字典

 tor·sion /ˈtɔrʃən/ 名詞

From: Webster's Revised Unabridged Dictionary (1913)

 Tor·sion n.
 1. The act of turning or twisting, or the state of being twisted; the twisting or wrenching of a body by the exertion of a lateral force tending to turn one end or part of it about a longitudinal axis, while the other is held fast or turned in the opposite direction.
 2. Mech. That force with which a thread, wire, or rod of any material, returns, or tends to return, to a state of rest after it has been twisted; torsibility.
 Angle of torsion (of a curve) Geom., the indefinitely small angle between two consecutive osculating planes of a curve of double curvature.
 Moment of torsion Mech. the moment of a pair of equal and opposite couples which tend to twist a body.
 Torsion balance Physics., an instrument for estimating very minute forces, as electric or magnetic attractions and repulsions, by the torsion of a very slender wire or fiber having at its lower extremity a horizontal bar or needle, upon which the forces act.
 Torsion scale, a scale for weighing in which the fulcra of the levers or beams are strained wires or strips acting by torsion.

From: WordNet (r) 2.0

      n 1: a tortuous and twisted shape or position; "they built a tree
           house in the tortuosities of its boughs"; "the acrobat
           performed incredible contortions" [syn: tortuosity, tortuousness,
            contortion, crookedness]
      2: a twisting force [syn: torque]