1.having the power of producing; generative; creative: a productive effort.
2.producing readily or abundantly; fertile: a productive vineyard.
3.causing; bringing about (usually followed by of ): conditions productive of crime and sin.
4.Economics , producing or tending to produce goods and services having exchange value.
5.Grammar . (of derivational affixes or patterns) readily used in forming new words, as the suffix -ness.