somatotrophin vs human growth hormone

somatotrophin and human growth hormone both are nouns.

Word	Noun	Adjective	Verb	Adverb
somatotrophin	Yes	No	No	No
human growth hormone	Yes	No	No	No

As nouns, somatotrophin and human growth hormone are synonyms defined as:

somatotrophin and human growth hormone: a hormone produced by the anterior pituitary gland; promotes growth in humans

Other synonyms of somatotrophin include growth hormone, somatotrophic hormone, somatotropic hormone, somatotropin, STH.

somatotrophin (noun)	human growth hormone (noun)
a hormone produced by the anterior pituitary gland; promotes growth in humans	a hormone produced by the anterior pituitary gland; promotes growth in humans