geology vs monoclinal

geology is a noun but monoclinal is not a noun.

Word	Noun	Adjective	Verb	Adverb
geology	Yes	No	No	No
monoclinal	No	Yes	No	No

geology (noun)	monoclinal (noun)
a science that deals with the history of the earth as recorded in rocks

geology (adjective)	monoclinal (adjective)
	of a geological structure in which all strata are inclined in the same direction