Sagan

== English == === Etymology 1 === The unit is derived from the phrase "billions and billions (of stars)", erroneously attributed to the American astronomer Carl Sagan. The lower bound of such a number must be two billion plus two billion, or four billion. Johnny Carson popularized the phrase through his occasional impersonation of Sagan throughout his career. ==== Pronunciation ==== IPA(key): /ˈseɪɡən/ Rhymes: -eɪɡən ==== Proper noun ==== Sagan (plural Sagans) A surname. ===== Derived terms ===== ==== Noun ==== Sagan (plural Sagans) (slang, humorous) A unit of measurement equal to at least four billion. ===== Alternative forms ===== sagan === Etymology 2 === (This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.) ==== Proper noun ==== Sagan A village in Sardasht Rural District, in the Central District of Bashagard County, Hormozgan Province, Iran. === Etymology 3 === ==== Proper noun ==== Sagan Alternative form of Sakan (village in West Azerbaijan, Iran). === Etymology 4 === (This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.) ==== Proper noun ==== Sagan A river in southern Ethiopia. Alternative form: Segan A town in southern Ethiopia, named for the river. === References === Sagan at dictionary.reference.com (Jargon File) William Safire, ON LANGUAGE; Footprints on the Infobahn, New York Times, April 17, 1994 Carl Sagan, Billions and Billions: Thoughts on Life and Death at the Brink of the Millennium, Random House, 1997 === Anagrams === Agans, Angas, Nāgas, Sanga, gansa, nagas, nāgas, sanga == Polish == === Etymology === From sagan. === Pronunciation === IPA(key): /ˈsa.ɡan/ Rhymes: -aɡan Syllabification: Sa‧gan Homophone: sagan === Proper noun === Sagan m pers a male surname ==== Declension ==== === Proper noun === Sagan f (indeclinable) a female surname