brilliancy

/ˈbrɪljənsi/
noun
  1. The quality of being extremely bright or shining.
    • The brilliancy of the polished silverware caught everyone's eye.
    • Stars vary in their brilliancy depending on their distance.
    • The brilliancy of the gemstone made it the centerpiece of the collection.
  2. Exceptional intelligence or skill.
    • Her brilliancy in solving complex problems was well known.
    • The chess player's brilliancy earned him the championship.
    • The brilliancy of his argument convinced the jury.
What does "brilliancy" mean? | whatsthatwordmean | whatsthatwordmean