What are the antonyms for TRIVIAL?

Synonyms for TRIVIAL

Usage Examples for TRIVIAL

  1. His manner, language, style- everything which he said or did from the most trivial circumstance to the momentous concerns of the nation was purely original. - "Sages and Heroes of the American Revolution" by L. Carroll Judson
  2. In such wise they talked, touching lightly on a hundred trivial subjects, yet carrying the remembrance of Altair as an undertone to every word. - "Victor Ollnee's Discipline" by Hamlin Garland