Entry 2 senses · 2 variants Webster, 1913 Ampliate · Am·pli·ate · IPA /ˈæmpliət/ v. t. a. 01 v. t. To enlarge. 1. To enlarge.[R.] “To maintain and ampliate the external possessions of your empire.” — Udall. 02 a. Having the outer edge prominent; said of the wings of insects. 1. Having the outer edge prominent; said of the wings of insects.(Zool.)