| NOUN | substance | para aminobenzoic acid, PABA | a metabolic acid found in yeast and liver cells |
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| Meaning | A metabolic acid found in yeast and liver cells; used to make dyes and drugs and sun blockers. | |
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| Synonym | PABA | |
| Broader | acid | Any of various water-soluble compounds having a sour taste and capable of turning litmus red and reacting with a base to form a salt |
| Substance of | sunscreen, sunblock, sun blocker | A cream spread on the skin |
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