[ seer-ee-uhs-nis ]
See synonyms for seriousness on
  1. earnest or sincere character or attitude:The proposal was talked about, but I can't say with how much seriousness it was discussed.

  2. solemn or somber character or attitude:Is that why your face is so grim—you're fighting to maintain seriousness and not laugh at the speaker’s name?

  1. the quality of showing or requiring deep thought or concentration:The two chefs approach their gourmet cuisine with the pensive seriousness others might bring to a difficult math problem.

  2. the quality of being important or weighty, or of giving cause for concern:We need educational tools that convey the seriousness of copyright infringement, as well as its consequences and penalties.

Origin of seriousness


Other words from seriousness

  • half-se·ri·ous·ness, noun
  • non·se·ri·ous·ness, noun
  • o·ver·se·ri·ous·ness, noun
  • su·per·se·ri·ous·ness, noun
  • ul·tra·se·ri·ous·ness, noun
  • un·se·ri·ous·ness, noun

Words Nearby seriousness Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use seriousness in a sentence