D defs.my
Entry 2 senses Webster, 1913

Trivium

· Triv·i·um · IPA /ˈtɹɪviəm/
01 n. The three “ liberal” arts, grammar, logic, and rhetoric; -- being a triple way, as it were, to eloquence.
  1. 1.
    The three “ liberal” arts, grammar, logic, and rhetoric; -- being a triple way, as it were, to eloquence.
  2. 2.
    The three anterior ambulacra of echinoderms, collectively.(Zool.)