The Collaborative International Dictionary
levororotary levorotatory
counterclockwise \coun"ter*clock"wise\ adj. & adv. in the opposite direction to that in which the hands of a clock rotate, as viewed from in front of the clock face; -- of rotatory motion or spiral direction. Opposite of clockwise, or right-handed
Note: [Narrower terms: sinistral levororotary, levorotatory]
Syn: left-handed.