Hypertext Webster Gateway: "trivium"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Trivium \Triv"i*um\, n. [LL. See {Trivial}.]
1. The three `` liberal'' arts, grammar, logic, and rhetoric;
-- being a triple way, as it were, to eloquence.
Note: The trivium and quadrivium together made up the seven
liberal arts. See {Quadrivium}.
2. (Zo["o]l.) The three anterior ambulacra of echinoderms,
collectively.
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