external rotation

(redirected from Rotate laterally)

external rotation

Lateral rotation Biomechanics The act of turning about an axis passing through the center of the leg; ER of the leg occurs with closed chain supination; the talus acts as an extension of the leg in frontal and transverse planes

ex·ter·nal ro·ta·tion

(eks-tĕr'năl rō-tā'shŭn)
Movement of a joint, around its long axis, away from the midline of the body.
Synonym(s): lateral rotation.
References in periodicals archive ?
Approximately 1 minute into transit, the power wheelchair appeared to rotate laterally into the aisle space (Figures 4 and 5).
Rifling twist rate and direction determines how much the muzzle will "torque" (i.e., rotate laterally in the shooter's grasp) while the bullet is in the bore; heavy bullets generate more torque because of their greater inertial resistance to being spun.