A surname. / (astronomy, obsolete) The planet Uranus. In use until the mid-19th century as an alternative to Georgium Sidus after King George III.

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

(mathematics, graph theory) A bipartite undirected graph with 11 vertices and 18 edges that is the smallest non-Hamiltonian polyhedral graph.

Of or pertaining to William Herschel (1738–1822), German-born British astronomer and composer who discovered the planet Uranus.