|  | 
Definition of Mandelic
1. a. Pertaining to an acid first obtained from benzoic aldehyde (oil of better almonds), as a white crystalline substance; -- called also phenyl glycolic acid.
Medical Definition of Mandelic
1. 
|  | 
1. a. Pertaining to an acid first obtained from benzoic aldehyde (oil of better almonds), as a white crystalline substance; -- called also phenyl glycolic acid.
1.