Webster's Revised Unabridged Dictionary · 1913

Trivial

Trivial , adjective

[Latin trivialis, properly, that is in, or belongs to, the crossroads or public streets; hence, that may be found everywhere, common, from trivium a place where three roads meet, a crossroad, the public street; tri- (see Tri-) + via a way: compare French trivial. See Voyage.]

1.
Found anywhere; common. [Obsolete]
2.
Ordinary; commonplace; trifling; vulgar.
As a scholar, meantime, he was trivial, and incapable of labor. — De Quincey
3.
Of little worth or importance; inconsiderable; trifling; petty; paltry; as, a trivial subject or affair.
The trivial round, the common task. — Keble
4.
Of or pertaining to the trivium.
Collocations (1)
Trivial name (Nat. Hist.) , the specific name.

Trivial , noun

One of the three liberal arts forming the trivium. [Obsolete] — Skelton. Wood