/par"euh euh mee'noh ben zoh"ik, -am'euh noh-/ , Chem., Biochem.
part of the folic acid molecule, a white or yellowish, crystalline, slightly water-soluble solid, C 7 H 7 NO 2 , the para isomer of aminobenzoic acid: used chiefly in the manufacture of dyes and pharmaceuticals and in sunscreens to protect against ultraviolet light. Abbr.: PABA
[ 1905-10; PARA- 1 + AMINO- + BENZOIC ACID ]