#1 source n. [beginning, origin, root, rootage] the place where something begins, where it springs into being; "the Italian beginning of the Renaissance"; "Jupiter was the origin of the radiation"; "Pittsburgh is the source of the Ohio River"; "communism's Russian root". wn
#2 source n. a document (or organization) from which information is obtained; "the reporter had two sources for the story". wn
#3 source n. [seed, germ] anything that provides inspiration for later work. wn
#4 source n. a facility where something is available. wn
#5 source n. [informant] a person who supplies information. wn
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