prəˈdəktiv, prōˈ-, -tēv also -təv adjective
Etymology: Medieval Latin productivus, from Latin productus + -ivus -ive
1. : having the quality or power of producing : bringing forth or able to bring forth especially in abundance : creative , generative
thousands of fishermen … can reach some of the most productive water — Ford Times
more productive ideas followed — Phoenix Flame
2. : effective in bringing about : causative , originative — used with of
their knowledge and methods were enormously productive of new weapons — J.P.Baxter b.1893
investigating committees have been productive of much good — R.K.Carr
3. : yielding or furnishing results, benefits, or profits
a productive program of education
4.
a. : effecting or contributing to effect production
b. : yielding or devoted to the satisfaction of wants or the creation of utilities
5.
a. : continuing to be used in the formation of new words and constructions
un-, non-, and re- are productive prefixes
b. : of or relating to a productive word element
6. : raising mucus or sputum (as from the bronchi) — used of a cough
had slight productive cough and chest pain — California Medicine