Pronounciation
[ur-nist]
Meaning
1. characterized by a firm and humorless belief in the validity of your opinions
2. not distracted by anything unrelated to the goal
3. sincerely earnest
Example
1. both sides were deeply in earnest, even passionate

Synonyms
sincere,solemn,businesslike,dear,devout,heartfelt
Antonyms
flippant,thoughtless,unconcerned,unpurposeful,unserious,unthoughtful,wobbly