Buddha (n.) Look up Buddha at Dictionary.com
1680s, from Pali, literally "awakened, enlightened," past participle of budh "to awake, know, perceive," related to Sanskrit bodhati "is awake, observes, understands" (see bode). Title given by his adherents to the man who taught this path, Siddhartha Gautama, also known to them as Sakyamuni "Sage of the Sakyas" (his family clan), who lived in northern India 5c. B.C.E.