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Definition of para aminobenzoic acid - 1 dictionary result

par⋅a-a⋅mi⋅no⋅ben⋅zo⋅ic ac⋅id

[par-uh-uh-mee-noh-ben-zoh-ik, -am-uh-noh-]
–noun Chemistry, Biochemistry.
part of the folic acid molecule, a white or yellowish, crystalline, slightly water-soluble solid, C7H7NO2, the para isomer of aminobenzoic acid: used chiefly in the manufacture of dyes and pharmaceuticals and in sunscreens to protect against ultraviolet light. Abbreviation: PABA

Origin:
1905–10; para- 1 + amino- + benzoic acid
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