Turning or spiraling from right to left; anticlockwise.
Of a coordinate system: not following the right-hand rule.
Awkward or maladroit.
Using one's left hand in preference to, or more skillfully than, one's right.
Intended to be worn on, or used by, the left hand.
Performed with the intention of doing harm or in transgression against convention or taboo.
Insincere or malicious.
Left-handed people, taken as a whole.
That rotates the plane of polarized light to the left, or anticlockwise. Notation: (−) or formerly lowercase l-.