rationalist vs positivist

rationalist and positivist both are nouns.

Word	Noun	Adjective	Verb	Adverb
rationalist	Yes	Yes	No	No
positivist	Yes	Yes	No	No

As nouns, rationalist and positivist are synonyms defined as:

rationalist and positivist: someone who emphasizes observable facts and excludes metaphysical speculation about origins or ultimate causes

rationalist (noun)	positivist (noun)
someone who emphasizes observable facts and excludes metaphysical speculation about origins or ultimate causes	someone who emphasizes observable facts and excludes metaphysical speculation about origins or ultimate causes

rationalist (adjective)	positivist (adjective)
of or relating to or characteristic of rationalism	of or relating to positivism