Herschel

UK: /ˈhɜːʃəl/ US: (hûr′shəl, hâr′-)

WordReference Random House Unabridged Dictionary of American English © 2025

Her•schel  (hûr′shəl, hâr′-), n. 

1. Biographical Sir John Frederick William, 1792–1871, English astronomer.
2. Biographical his father, Sir William (Friedrich Wilhelm Herschel), 1738–1822, English astronomer, born in Germany.
3. Also, Her′shel. a male given name.

Collins Concise English Dictionary © HarperCollins Publishers::

Herschel / ˈhɜːʃəl/ noun

1. Caroline Lucretia. 1750–1848, British astronomer, born in Germany, noted for her catalogue of nebulae and star clusters: sister of Sir William Herschel
2. Sir John Frederick William. 1792–1871, British astronomer. He discovered and catalogued over 525 nebulae and star clusters
3. his father, Sir (Frederick) William, original name Friedrich Wilhelm Herschel. 1738–1822, British astronomer, born in Germany. He constructed a reflecting telescope, which led to his discovery of the planet Uranus (1781), two of its satellites, and two of the satellites of Saturn. He also discovered the motions of binary stars