'Intorsion' definitions:

Definition of 'Intorsion'

From: GCIDE

Intorsion \In*tor"sion\, n. [L. intortio a curling, crisping: cf. F. intorsion. See Intort, and cf. Intortion.] [1913 Webster]
1. A winding, bending, or twisting. [1913 Webster]
2. (Bot.) The bending or twining of any part of a plant toward one side or the other, or in any direction from the vertical. [1913 Webster]