logos (n.) Look up logos at Dictionary.com
1580s, Logos, "the divine Word, second person of the Christian Trinity," from Greek logos "word, speech, statement, discourse," also "computation, account, also "reason," from PIE *log-o-, suffixed form of root *leg- (1) "to collect, gather" (with derivatives meaning "to speak," on notion of "to pick out words;" see lecture (n.)). The Greek word was used by Neo-Platonists in metaphysical and theological senses involving notions of both "reason" and "word" and subsequently picked up by New Testament writers.