Definition of "concocter"

She took those pills from the pill concocter,And Isabel calmly cured the doctor.

Ogden Nash, Adventures Of Isabel

The idea that Milton's imitatio operates through a process of gathering and culling rather than one of sublimating and assimilating cuts against the grain of much recent criticism, which views Milton as the great concocter/transumer.

2004, David B. Goldstein, Recipes for authorship