D defs.my
Entry 1 sense Webster, 1913

Torsional

· Tor·sion·al · IPA
01 a. Of or pertaining to torsion; resulting from torsion, or the force with which a thread or wire returns to a state of rest after having been …
  1. 1.
    Of or pertaining to torsion; resulting from torsion, or the force with which a thread or wire returns to a state of rest after having been twisted round its axis; as, torsional force.