IPA: /ˈræʃ.ən.əl.ɪ.zəm/
KK: /ˈræʃənəlɪzəm/
A belief system that emphasizes the role of reason and logic in understanding the world and acquiring knowledge, rather than relying on experience or authority.
Rationalism argues that reason is the primary source of knowledge.
Rationalism → It is formed from "ratio" (from Latin, meaning reason or calculation) and "-ism" (a suffix used to denote a doctrine or belief). The word "rationalism" refers to the doctrine that reason is the primary source of knowledge and truth.
Think of 'reason' ('ratio') as the foundation of understanding — that's why rationalism emphasizes knowledge through reason.