D defs.my
Entry 1 sense Webster, 1913

Thenceforward

· Thence·for·ward · IPA /ˌðɛnsˈfɔ(ɹ)wə(ɹ)d/
01 adv. From that time onward; thenceforth.
  1. 1.
    From that time onward; thenceforth.