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Definition of para-aminosalicylic in English:
para-aminosalicylic
noun
"para-aminosalicylic acid", a crystalline compound, 4-amino-2-hydroxybenzoic acid, (HOOC)C₆ H₃ (OH)(NH₂), used as an antibiotic, especially in the treatment of tuberculosis; abbreviated PAS.
Origin
1940s; earliest use found in The Lancet.
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