serious mindedness

/ˈsɪriəs ˈmaɪndɪdnəs/
noun
  1. The quality of being thoughtful, earnest, and focused on important matters rather than on fun or trivial things.
    • Her serious-mindedness made her a great candidate for the student council president.
    • Some people mistake his serious-mindedness for being unfriendly, but he is just very focused.
    • The team appreciated his serious-mindedness during the project planning meetings.
Antonyms
What does "serious mindedness" mean? | whatsthatwordmean | whatsthatwordmean