Synonyms and Antonyms for PA

1. pa (n.)

an informal term for a father; probably derived from baby talk

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2. PA (n.)

an electronic amplification system used as a communication system in public areas

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4. Pa (n.)

a unit of pressure equal to one newton per square meter

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5. Pa (n.)

a short-lived radioactive metallic element formed from uranium and disintegrating into actinium and then into lead

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