Significative \Sig*nif"i*ca*tive\, a. [L. significativus: cf. F. significatif.] 1. Betokening or representing by an external sign. The holy symbols or signs are not barely significative. --Brerewood. 2. Having signification or meaning; expressive of a meaning or purpose; significant. Neither in the degrees of kindred they were destitute of significative words. --Camden. -- {Sig*nif"i*ca*tive*ly}, adv. -- {Sig*nif"i*ca*tive*ness}, n.