Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun rationalist

1 sense of rationalist

Sense 1
positivist, rationalist -- (someone who emphasizes observable facts and excludes metaphysical speculation about origins or ultimate causes)
       => nonreligious person -- (a person who does not manifest devotion to a deity)

Similarity of adj rationalist

1 sense of rationalist

Sense 1
rationalist -- (of or relating to or characteristic of rationalism; "rationalist philosophy")