The Collaborative International Dictionary of English v.0.48:
torture \tor"ture\, v. t. [imp. & p. p. tortured
(t[^o]r"t[-u]rd; 135); p. pr. & vb. n. tTorturing.] [Cf. F.
1. To put to torture; to pain extremely; to harass; to vex.
2. To punish with torture; to put to the rack; as, to torture
an accused person. --Shak.
3. To wrest from the proper meaning; to distort. --Jar.
4. To keep on the stretch, as a bow. [Obs.]
The bow tortureth the string. --Bacon.