pa

noun

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

   noun.person

   Synonyms dad dada daddy papa pappa pop

   Source: WordNet 3.0

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

   noun.substance

   Synonyms atomic number 91 protactinium protoactinium

   Source: WordNet 3.0

3. a unit of pressure equal to one newton per square meter

   noun.quantity

   Synonyms pascal

   Source: WordNet 3.0

4. a Mid-Atlantic state; one of the original 13 colonies

   noun.location

   Synonyms de delaware diamond state empire state first state free state keystone state maryland md new york new york state ny old line state pennsylvania

   Source: WordNet 3.0

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

   noun.artifact

   Synonyms p.a. p.a. system pa system public address system

   Source: WordNet 3.0

6. A shortened form of <u>Papa</u>.

   noun

   Source: webster1913