PA

Words with a similar base: PA, PA_system

[dad.n.01] as in: an informal term for a father; probably derived from baby talk

[protactinium.n.01] as in: a short-lived radioactive metallic element formed from uranium and disintegrating into actinium and then into lead

[pascal.n.01] as in: a unit of pressure equal to one newton per square meter

[pennsylvania.n.01] as in: a Mid-Atlantic state; one of the original 13 colonies

[public_address_system.n.01] as in: an electronic amplification system used as a communication system in public areas

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