para–aminobenzoic acid

noun para–ami·no·ben·zo·ic acid
\ˈpar-ə-ə-ˌmē-nō-ˌben-ˌzō-ik-, ˈpar-ə-ˌam-ə-(ˌ)nō-\

Medical Definition of PARA-AMINOBENZOIC ACID

: a colorless para-substituted aminobenzoic acid that is a growth factor of the vitamin B complex and is used as a sunscreen—called also PABA

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