fertile

American Heritage® Dictionary of the English Language, Fourth Edition

1. adj. Biology Capable of initiating, sustaining, or supporting reproduction.
2. adj. Biology Capable of growing and developing; able to mature: a fertile egg.
3. adj. Botany Bearing functional reproductive structures such as seeds or fruit or material such as spores or pollen.
4. adj. Bearing or producing crops or vegetation abundantly; fruitful.
5. adj. Rich in material needed to sustain plant growth: fertile soil.
6. adj. Highly or continuously productive; prolific: a fertile imagination; a fertile source of new ideas.
7. adj. Physics Capable of producing fissionable material: fertile thorium 232.

Century Dictionary and Cyclopedia

1. Bearing or producing abundantly, as of vegetable growth, and sometimes of offspring; productive; fruitful: with of or in before the thing produced: as,fertile soil; a fertile breed of animals; a land fertile of wheat, or fertile in soldiers as well as supplies.
2. Productive mentally; fruitful in intellectual activity; inventive; ingenious: as, a fertile brain or imagination; a mind fertile in resources.
3. In bot.:
4. Fruiting, or capable of producing fruit; having a perfect pistil: as, a fertile flower.
5. Capable of fertilizing, as an anther with well-developed pollen.
6. Causing production; fertilizing; promoting fecundity: as, fertile showers; fertile thoughts; a fertile suggestion.
7. In bee-keeping, in a fertilized state; pregnant. See the extract.
8. Synonyms Productive, etc. See fruitful.

Wiktionary

1. adj. of land, etc. capable of growing abundant crops; productive
2. adj. biology capable of reproducing; fecund, fruitful
3. adj. biology capable of developing past the egg stage
4. adj. of an imagination, etc. productive or prolific

GNU Webster's 1913

1. adj. Producing fruit or vegetation in abundance; fruitful; able to produce abundantly; prolific; fecund; productive; rich; inventive.
2. adj. Capable of producing fruit; fruit-bearing.
3. adj. Containing pollen; -- said of anthers.
4. adj. produced in abundance; plenteous; ample.

WordNet 3.0

1. adj. bearing in abundance especially offspring
2. adj. intellectually productive
3. adj. marked by great fruitfulness
4. adj. capable of reproducing