411 REFERENCE · Wiktionary
Halleyan
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Etymology
From en Halley an.
Adjective
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Of or relating to Edmond Halley (1656–1742), English astronomer, mathematician, meteorologist, and physicist, best known for discovering Halley's Comet.
en eponyms