What is "levorotation"

Levorotation \Le`vo*ro*ta"tion\, n. [Written also l[ae]vorotation.] [Levo- + rotation.] (Physics & Chem.) Rotation in the direction of an outgoing right-handed screw; counter-clockwise rotation; -- applied chiefly to the turning of the plane of polarization of light.

n. rotation in an anticlockwise direction, especially such rotation of the plane of polarized light.

n. rotation to the left [syn: counterclockwise rotation] [ant: dextrorotation]