'combinative' definitions:

Definition of 'combinative'

From: WordNet
adjective
Marked by or relating to or resulting from combination [syn: combinative, combinatory] [ant: noncombinative]
adjective
Relating to or involving combinations [syn: combinative, combinatory, combinatorial]

Definition of 'combinative'

From: GCIDE
  • combinative \combinative\ adj.
  • 1. produced by a combinatorial process. [Narrower terms: {combinable, combinational, combinatory, combining(prenominal)}] Also See: integrative. Antonym: noncombinative. [WordNet 1.5]
  • 2. able to combine; tending to combine. [Narrower terms: integrative (vs. disintegrative)]
  • Syn: combinatory, combinatorial. [WordNet 1.5] combinatorial