acuteness

/əˈkjuːtnəs/
noun
  1. The quality of being very strong, severe, or intense.
    • He was surprised by the acuteness of his feelings for her.
    • The acuteness of the pain made it hard for her to concentrate.
    • The acuteness of the crisis required immediate action.
  2. The ability to think quickly and notice small details; sharpness of mind.
    • His mental acuteness remained strong even in old age.
    • Her acuteness in solving puzzles impressed everyone.
    • The detective's acuteness helped him solve the mystery.
  3. In geometry, the property of having an angle less than 90 degrees.
    • The architect noted the acuteness of the roof's slope.
    • The acuteness of the triangle's angles made it easy to identify.
    • The acuteness of the blade's edge allowed for precise cuts.
What does "acuteness" mean? | whatsthatwordmean | whatsthatwordmean