Productive

Part of speech: adjective (a.)

1. Having the quality or power of producing; yielding or furnishing results; as, productive soil; productive enterprises; productive labor, that which increases the number or amount of products.

2. Bringing into being; causing to exist; producing; originative; as, an age productive of great men; a spirit productive of heroic achievements. And kindle with thy own productive fire. Dryden. This is turning nobility into a principle of virtue, and making it productive of merit. Spectator.

3. Producing, or able to produce, in large measure; fertile; profitable. -- Pro*duc"tive*ly, adv. -- Pro*duc"tive*ness, n.