mining engineer vs engineer

mining engineer and engineer both are nouns.

Word	Noun	Adjective	Verb	Adverb
mining engineer	Yes	No	No	No
engineer	Yes	No	Yes	No

As nouns, engineer is a hypernym of mining engineer; that is, engineer is a word with a broader meaning than mining engineer:

mining engineer: an engineer concerned with the construction and operation of mines
engineer: a person who uses scientific knowledge to solve practical problems

Other hypernyms of mining engineer include applied scientist, technologist.

mining engineer (noun)	engineer (noun)
an engineer concerned with the construction and operation of mines	a person who uses scientific knowledge to solve practical problems
	the operator of a railway locomotive

mining engineer (verb)	engineer (verb)
	plan and direct (a complex undertaking)
	design as an engineer