blood cell vs corpuscle

blood cell and corpuscle both are nouns.

Word	Noun	Adjective	Verb	Adverb
blood cell	Yes	No	No	No
corpuscle	Yes	No	No	No

As nouns, blood cell and corpuscle are synonyms defined as:

blood cell and corpuscle: either of two types of cells (erythrocytes and leukocytes) and sometimes including platelets

Other synonyms of blood cell include blood corpuscle.

blood cell (noun)	corpuscle (noun)
either of two types of cells (erythrocytes and leukocytes) and sometimes including platelets	either of two types of cells (erythrocytes and leukocytes) and sometimes including platelets
	(nontechnical usage) a tiny piece of anything