atomistic theory vs atomic theory

atomistic theory and atomic theory both are nouns.

Word	Noun	Adjective	Verb	Adverb
atomistic theory	Yes	No	No	No
atomic theory	Yes	No	No	No

As nouns, atomistic theory and atomic theory are synonyms defined as:

atomistic theory and atomic theory: (chemistry) any theory in which all matter is composed of tiny discrete finite indivisible indestructible particles

Other synonyms of atomistic theory include atomism, atomist theory.

atomistic theory (noun)	atomic theory (noun)
(chemistry) any theory in which all matter is composed of tiny discrete finite indivisible indestructible particles	(chemistry) any theory in which all matter is composed of tiny discrete finite indivisible indestructible particles
	a theory of the structure of the atom