IPA: /ˈbrɪljəns/
KK: /ˈbrɪljəns/
The quality of being very bright or intelligent, often used to describe someone's mind or a shining light.
Her brilliance in mathematics earned her a scholarship to a prestigious university.
Brilliance → It is formed from "brilliant" (from Latin "brillare", meaning to shine) and the suffix "-ance" (meaning the state or quality of). The word "brilliance" refers to the state of shining brightly or the quality of being exceptionally bright or intelligent.
Think of something that 'shines' ('brillare') and the '-ance' indicating a state or quality — that's why brilliance means the quality of shining brightly.