EU Definition
yo͝o, yyo͝o
abbreviation
European Union.
Webster's New World
prefix
Good; well; true.
Euplastic.
American Heritage
A derivative of a specified substance.
Eucaine.
American Heritage
symbol
Europium.
Webster's New World
affix
Good, well.
Eulogy, euphony.
Webster's New World
Origin of EU
-
Middle English from Latin from Greek (e)su- in Indo-European roots
From American Heritage Dictionary of the English Language, 5th Edition
Fr & ModL < Gr eu-, good, well < IE base *esu-, good
From Webster's New World College Dictionary, 5th Edition