noun the place where something begins, where it springs into being
noun a person who supplies information
Synonymsinformant
noun (technology) a process by which energy or a substance enters a system
Oppositessink
noun anything (a person or animal or plant or substance) in which an infectious agent normally lives and multiplies
Synonymsreservoir
noun a publication (or a passage from a publication) that is referred to
Synonymsreference
Source: WordNet 3.1, Princeton University
