The New Dictionary of Cultural Literacy, Third Edition. 2002.
E pluribus unum
(EE PLOOR-uh-buhs YOOH-nuhm, OOH-nuhm) A motto of the United States; Latin for Out of many, one. It refers to the Union formed by the separate states. E pluribus unum was adopted as a national motto in 1776 and is now found on the Great Seal of the United States and on United States currency.