thrombocyte vs blood platelet

thrombocyte and blood platelet both are nouns.

Word	Noun	Adjective	Verb	Adverb
thrombocyte	Yes	No	No	No
blood platelet	Yes	No	No	No

As nouns, thrombocyte and blood platelet are synonyms defined as:

thrombocyte and blood platelet: tiny bits of protoplasm found in vertebrate blood; essential for blood clotting

Other synonyms of thrombocyte include platelet.

thrombocyte (noun)	blood platelet (noun)
tiny bits of protoplasm found in vertebrate blood; essential for blood clotting	tiny bits of protoplasm found in vertebrate blood; essential for blood clotting