pa
pa /ˈpɑː/
noun
-
()
An informal term for a father; probably derived from baby talk
(
dada
, pappa
, pop
, dad
, daddy
, pa
, papa
)
an informal term for a father; probably derived from baby talk
Dad always had wise advice to offer during difficult times.
Dad always had wise advice to offer during difficult times.
-
An electronic amplification system used as a communication system in public areas
(
P.A.
, P.A. system
, PA
, PA system
, public address system
)
an electronic amplification system used as a communication system in public areas
-
A Mid-Atlantic state; one of the original 13 colonies
(
Keystone State
, PA
, Pa.
, Pennsylvania
)
a Mid-Atlantic state; one of the original 13 colonies
They explored the charming Amish country in Pennsylvania, learning about their unique way of life.
They explored the charming Amish country in Pennsylvania, learning about their unique way of life.
-
A unit of pressure equal to one newton per square meter
(
Pa
, pascal
)
a unit of pressure equal to one newton per square meter
-
A short-lived radioactive metallic element formed from uranium and disintegrating into actinium and then into lead
(
atomic number 91
, Pa
, protactinium
, protoactinium
)
a short-lived radioactive metallic element formed from uranium and disintegrating into actinium and then into lead