denominational adj.

late 14c., denominacioun, "a naming, act of giving a name to," from Old French denominacion "nominating, naming," from Latin denominationem (nominative denominatio) "a calling by anything other than the proper name, metonymy," noun of action from past-participle stem of denominare "to name," from de- "completely" (see de-) + nominare "to name," from nomen "name" (from PIE root *no-men- "name").

From mid-15c. as "a name, a collective designation," of things; of persons, "a society or collection of individuals," 1660s. From the first comes the monetary sense (1650s) from the second the meaning "religious sect" (1716).

suffix forming adjectives from nouns or other adjectives, "of, like, related to, pertaining to," Middle English -al, -el, from French or directly from Latin -alis (see -al (2)).

also nondenominational, "of no denomination," 1893, from non- + denominational.