Main Entry: in·tor·sion Variant: orin·tor·tion/in-'tor-sh&n/ Function: noun : inward rotation (as of abody part) about an axis or a fixed point; especially: rotation of the eye around its anteroposterior axis so that the upper part moves toward the nose —compare EXTORSION —in·tor·sion·al/-'tor-sh(&-)n&l/adjective —in·tort·ed/-'tort-&d/adjective