Definition for Temple of Reason
From Biology Forums Dictionary
A Temple of Reason was, during the French Revolution, a temple for a new belief system created to replace Christianity: the Cult of Reason, which was based on the ideals of atheism and humanism. This "religion" was supposed to be universal and to spread the ideas of the revolution, summarized in its "Liberté, égalité, fraternité" motto, which was also inscribed on the Temples.