'Contributive' definitions:

Definition of 'contributive'

(from WordNet)
adjective
Tending to bring about; being partly responsible for; "working conditions are not conducive to productivity"; "the seaport was a contributing factor in the growth of the city"; "a contributory factor" [syn: conducive, contributing(a), contributive, contributory, tributary]

Definition of 'Contributive'

From: GCIDE
  • Contributive \Con*trib"u*tive\, a. Contributing, or tending to contribute. --Fuller. [1913 Webster]