Definitions from Wiktionary (Morgan)

▸ noun:  (medicine) A unit for expressing the relative distance between genes on a chromosome.
▸ noun:  (countable) A unisex given name.
▸ noun:  A male or female given name from Old Welsh Morcant, possibly from *mor (“sea”) (Welsh môr) or *mọr (“great”) (Old Welsh maur) + *kantos (“circle”) (Welsh cant), meaning “great chief” or “sea chief”.
▸ noun:  A male given name from Irish, an adopted anglicization of Murchadh (Murrough).
▸ noun:  (countable) A surname.
▸ noun:  A surname from Welsh [in turn originating as a patronymic].
▸ noun:  A surname from Irish [in turn originating as a patronymic], an anglicization of Morgán, itself from the Welsh name.
▸ noun:  A surname from Irish, a variant anglicization of Ó Muireagáin (Merrigan).
▸ noun:  A surname from Irish, an adopted anglicization of Ó Murcháin (Morahan).
▸ noun:  A placename:
▸ noun:  A town in South Australia, Australia; named for William Morgan, 14th Premier of South Australia.
▸ noun:  An unincorporated community in Ontario, Canada.
▸ noun:  A locale in the United States:
▸ noun:  A ghost town in California; named for early settler Charles Morgan.
▸ noun:  A city, the county seat of Calhoun County, Georgia; named for county official Hiram Morgan.
▸ noun:  A city in Minnesota; named for anthropologist Lewis H. Morgan.
▸ noun:  A neighborhood of Sayreville borough, New Jersey; named for landowner Charles Morgan III.
▸ noun:  A minor city in Bosque County, Texas.
▸ noun:  A city, the county seat of Morgan County, Utah; named for Mormon apostle Jedediah Morgan Grant.
▸ noun:  A town in Vermont; named for landowner John Morgan.
▸ noun:  An unincorporated community in West Virginia.
▸ noun:  A town and unincorporated community therein, in Oconto County, Wisconsin.
▸ noun:  An unincorporated community in Shawano County, Wisconsin.
▸ noun:  A number of townships in the United States, listed under Morgan Township.
▸ noun:  A horse of a compact breed from Vermont; named for Justin Morgan, owner of the stud from which the breed originated.
▸ noun:  A British sports car manufacturer; named for founder H. F. S. Morgan.
▸ noun:  (numismatic slang) A Morgan dollar.
▸ noun:  (Arthurian legend) Ellipsis of Morgan le Fay. [(Arthurian legend) The half sister of King Arthur, known for being a powerful enchantress.]

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