Emily Dickinson Lexicon

FER'TILE, a. [Fr. fertile; Sp. fertil; It. fertile; L. fertilis, from fero, to bear.]

1. Fruitful; rich; producing fruit in abundance; as, fertile land, ground, soil, fields or meadows. This word in America is rarely applied to trees, or to animals, but to land. It formerly had of before the thing produced; as, fertile of all kinds of grain: but in is now used; fertile in grain.
2. Rich; having abundant resources; prolific; productive; inventive; able to produce abundantly; as, a fertile genius, mind or imagination.