n the place where something begins, where it springs into being
n a document (or organization) from which information is obtained
n anything that provides inspiration for later work
n a facility where something is available
n a person who supplies information
n someone who originates or causes or initiates something
n (technology) a process by which energy or a substance enters a system
n anything (a person or animal or plant or substance) in which an infectious agent normally lives and multiplies
n a publication (or a passage from a publication) that is referred to
v get (a product) from another country or business
v specify the origin of