source (Noun) — The place where something begins, where it springs into being. ex. "Pittsburgh is the source of the Ohio River"
source (Noun) — A document (or organization) from which information is obtained. ex. "the reporter had two sources for the story"
source (Noun) — Anything that provides inspiration for later work.
source (Noun) — A facility where something is available.
source (Noun) — A person who supplies information.
source (Noun) — Someone who originates, causes or initiates something. ex. "he was the source of several complaints"
source (Noun) — (technology) a process by which energy or a substance enters a system. ex. "a heat source" ex. "a source of carbon dioxide"
source (Noun) — Anything (a person, animal, plant or substance) in which an infectious agent normally lives and multiplies. ex. "an infectious agent depends on a source for its survival"
source (Noun) — A publication (or a passage from a publication) that is referred to. ex. "he spent hours looking for the source of that quotation"
source (Verb) — Get (a product) from another country or business. ex. "She sourced a supply of carpet" ex. "They are sourcing from smaller companies"
source (Verb) — Specify the origin of. ex. "The writer carefully sourced her report"