Definition

Noun: 1. A quality that outshines the usual; exceptional brightness, vividness, or splendor. This refers to a radiant or intense quality of light, color, or appearance that is strikingly bright and outstanding. 2. Exceptional intelligence, talent, or distinction. This refers to a remarkable quality of mind, skill, or achievement that shines brilliantly compared to the ordinary.

Usage and Examples

• Referring to light or appearance:
  • The brilliancy of the diamond under the spotlight was breathtaking.
  • We admired the brilliancy of the autumn leaves in the sunlight.
• Referring to intelligence or talent:
  • The young pianist played with a technical brilliancy that amazed the audience.
  • Her essay was noted for its intellectual brilliancy and original thought.

Advanced Usage and Notes

• "Brilliancy" is often used in more formal or literary contexts. In everyday language, "brilliance" is more common and carries the same meanings.
• The word can describe both literal, physical radiance and figurative, metaphorical excellence.

Variants and Related Words

• Brilliance (n): The more frequently used synonym for "brilliancy," meaning intense brightness or exceptional talent.
  • The brilliance of her scientific discovery earned her a Nobel Prize.
• Brilliant (adj): Very bright; shining brightly with light or color; or exceptionally clever or talented.
  • a brilliant blue sky; a brilliant mathematician

Synonyms

• Radiance: Light or heat as emitted or reflected; great happiness or beauty emanating from someone.
• Splendor: Magnificent and splendid appearance; grandeur.
• Luminosity: The intrinsic brightness of a celestial object, or the quality of shining by emitting or reflecting light.
• Genius: Exceptional intellectual or creative power or other natural ability.

Antonyms

• Dullness: Lack of brightness, interest, or excitement.
• Mediocrity: The quality of being average or not very good.
• Dimness: The state of being poorly lit; lack of brightness.

Noun

1. a quality that outshines the usual