Definition

1. Proper noun:
   • Sir William Herschel: An English astronomer of German birth. He is renowned for discovering infrared radiation, creating extensive star catalogs, and discovering the planet Uranus.

Usage

• Proper noun:
  • Sir William Herschel made his discovery of Uranus in 1781.
  • The concept of infrared light was first identified by Sir William Herschel.

Advanced Usage

• Used in historical and scientific contexts to denote the individual and his contributions.
  • The Herschel Space Observatory is named in honor of Sir William Herschel and his sister, Caroline.

Variants and Related Words

• Herschel (noun): A common shortened reference to Sir William Herschel, also used in the names of astronomical objects.
  • The crater Herschel on the Moon is named after him.
• Caroline Herschel (proper noun): His sister and a celebrated astronomer in her own right.
• Uranus (proper noun): The seventh planet from the Sun, whose discovery is attributed to him.
• Infrared (adjective/noun): The form of electromagnetic radiation he discovered.

Synonyms

• William Herschel: The name without the honorific 'Sir'.
• Friedrich Wilhelm Herschel: His birth name.

Related Phrases/Idioms

• Herschel's catalog: Refers to his systematic catalog of nebulae and star clusters.
  • Many objects in Herschel's catalog are still studied today.

Noun

1. English astronomer (born in Germany) who discovered infrared light and who catalogued the stars and discovered the planet Uranus (1738-1822)