Definition: bearing in abundance especially offspring
Usage: flying foxes are extremely prolific; a prolific pear tree
Similar words: fruitful
Definition: productive or conducive to producing in abundance
Usage: be fruitful and multiply
Synonyms: prolific, fertile, fecund
Definition: intellectually productive
Usage: a prolific writer; a fecund imagination
Similar words: productive
Definition: producing or capable of producing (especially abundantly)
Usage: productive farmland; his productive years; a productive collaboration