Reference meaning
pa
Last updated
an informal term for a father; probably derived from baby talk
Related source terms
Other meanings
2. noun
a short-lived radioactive metallic element formed from uranium and disintegrating into actinium and then into lead
3. noun
a unit of pressure equal to one newton per square meter
4. noun
a Mid-Atlantic state; one of the original 13 colonies
Source and scope
This definition is reproduced from Princeton WordNet 3.0, sense 09988063-n, under the WordNet 3.0 License. It has not yet received VocabularyBase editorial review. Read the source and license details.