[sey-guh
n for 1; sa-gahn for 2] 
| 1. | Carl (Edward), 1934–96, U.S. astronomer and writer. |
| 2. | Fran⋅çoise [frahn-swaz] , (Françoise Quoirez), 1935–2004, French novelist. |
| Sa·gan (sā'gən) American astronomer noted for research on the possibility of extraterrestrial life and for speculation on the severity of a nuclear winter. His books include Dragons of Eden (1977). |
sagan jargon
/say'gn/ (From Carl Sagan's TV series "Cosmos") Billions and billions. A large quantity of anything.
"There's a sagan different ways to tweak Emacs." "The US Government spends sagans on bombs and welfare - hard to say which is more destructive."
[The Jargon File]
(1999-10-12)