D defs.my
Entry 1 sense Webster, 1913

Fundamentally

· Fun·da·men·tal·ly · IPA /fˌʌndəmˈɛntəliː/
01 adv. Primarily; originally; essentially; radically; at the foundation; in origin or constituents.
  1. 1.
    Primarily; originally; essentially; radically; at the foundation; in origin or constituents.