PRC vs People's Republic of China

PRC and People's Republic of China both are nouns.

Word	Noun	Adjective	Verb	Adverb
PRC	Yes	No	No	No
People's Republic of China	Yes	No	No	No

As nouns, PRC and People's Republic of China are synonyms defined as:

PRC and People's Republic of China: a communist nation that covers a vast territory in eastern Asia; the most populous country in the world

Other synonyms of PRC include Cathay, China, Communist China, mainland China, Red China.

PRC (noun)	People's Republic of China (noun)
a communist nation that covers a vast territory in eastern Asia; the most populous country in the world	a communist nation that covers a vast territory in eastern Asia; the most populous country in the world