Meaning of TRIVIAL in English
adj.1 of small value or importance; trifling (raised trivial objections).
2 (of a person) concerned only with trivial things.
3 archaic commonplace or humdrum (the trivial round of daily life).
4 Biol. & Chem. of a name: a popular; not scientific. b specific, as opposed to generic.
5 Math. giving rise to no difficulty or interest.
triviality n. (pl. -ies). trivially adv. trivialness n.
Etymology: L trivialis commonplace f. trivium: see TRIVIUM
Oxford English vocab. Оксфордский английский словарь. 2012