Herschel

Planet: After its discoverer, Sir William Herschel.

Herschel

1. A surname.
2. (astronomy, obsolete) The planet Uranus. In use until the mid-19th century as an alternative to Georgium Sidus after King George III.
3. A place name:
   1. A special service area in the Rural Municipality of Mountain View No. 318, Saskatchewan, Canada.
   2. A former settlement on Herschel Island, Yukon, Canada.
   3. A settlement in Eastern Cape province, South Africa, named after Sir John Herschel.

Herschel (plural Herschels)

1. (cellular automata) A heptomino shaped like the lowercase letter h, critical as a methuselah.

• D-heptomino, J-heptomino