- the principle or habit of accepting reason as the supreme authority in matters of opinion, belief, or conduct.
- the doctrine that reason alone is a source of knowledge and is independent of experience.
- (in the philosophies of Descartes, Spinoza, etc.) the doctrine that all knowledge is expressible in self-evident propositions or their consequences.
- Theology. the doctrine that human reason, unaided by divine revelation, is an adequate or the sole guide to all attainable religious truth.
- Architecture. (often initial capital letter)
- a design movement principally of the mid-19th century that emphasized the development of modern ornament integrated with structure and the decorative use of materials and textures rather than as added adornment.
- the doctrines and practices of this movement.Compare functionalism(def 1).
Origin of rationalism
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for rationalistic
He was familiar with the trend of the rationalistic movement.History of the Moravian Church
J. E. Hutton
Neither was he affected by the rationalistic teachings of the professors.Deaconesses in Europe
Jane M. Bancroft
He made no attempt to account for her presence there on any rationalistic theory.The Tinted Venus
Paine's 'Age of Reason' is a masterpiece of Rationalistic literature.Thomas Paine, The Apostle of Liberty
John E. Remsburg
He was an apparition possible only in modern and rationalistic Protestant Germany.Egoists
- reliance on reason rather than intuition to justify one's beliefs or actions
- the doctrine that knowledge about reality can be obtained by reason alone without recourse to experience
- the doctrine that human knowledge can all be encompassed within a single, usually deductive, system
- the school of philosophy initiated by Descartes which held both the above doctrines
- the belief that knowledge and truth are ascertained by rational thought and not by divine or supernatural revelation