definition of
[rootage]

[1] #1 rootage n. fixedness by or as if by roots; "strengthened by rootage in the firm soil of faith". wn

[2] #2 rootage n. [root system] a developed system of roots. wn

[3] #3 rootage n. [beginning, origin, root, source] 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