l-

Symbol, Biochemistry.

1. (of a molecule) having a configuration resembling the levorotatory isomer of glyceraldehyde: printed as a small capital, roman character (distinguished from d-).

Symbol, Optics, Chemistry, Biochemistry.

1. levorotatory; levo- (distinguished from d-).

1. Chemistry. levo-.
2. U.S. Military. (in designations of light aircraft) liaison: L-15.

pref.

1. Relating to the configuration of l-glyceraldehyde, a compound chosen as the basis for stereochemical nomenclature because it is the simplest carbohydrate that can form optical isomers:l-lactic acid.

pref.

1. To the left; levo:l-lactic acid.