Pa

Pa

1. (chemistry) protactinium.
2. (metrology) pascal, a unit of pressure and of stress.

• IPA^(key): /paː/

• Audio (Southern England):

  (file)

• Rhymes: -aː

Pa (uncountable)

1. (informal, in direct address) Father, dad, papa.
2. A short form of grandpa; grandfather.

• Often capitalized when used to refer to a specific person.

Hey, Pa, I'd like you to meet my friend Jamie.

• (father): da (Irish), dad, daddy, papa, pater
• (grandfather): grandpa, grandpappy

• grandpa
• ma
• pa

• A&P, AP, Ap, ap, ap.