noun
- para-aminobenzoic acid.
n acronym for
- para-aminobenzoic acid
n.
- Para-aminobenzoic acid; a crystalline para form of aminobenzoic acid that is part of the vitamin B complex, is required by many organisms for the formation of folic acids, and is widely used in sunscreens to absorb ultraviolet light.vitamin Bx
- Short for para-aminobenzoic acid. A crystalline form of aminobenzoic acid that is part of the vitamin B complex. It is a growth factor required by some microorganisms, and it is often used in sunscreens.