D defs.my
Entry 1 sense Webster, 1913

Exordium

/(-ŭm)/ · Ex·or·di·um · IPA /ɛɡˈzɔɹdɪəm/
01 n. A beginning; an introduction; especially, the introductory part of a discourse or written composition, which prepares the audience for the …
pl. Exordiums, Exordia ((-ŭmz))
  1. 1.
    A beginning; an introduction; especially, the introductory part of a discourse or written composition, which prepares the audience for the main subject; the opening part of an oration.