etymon
— Noun
– English
~ a simple form inferred as the common basis from which related words in several languages can be derived by linguistic processes
EU
— Noun
– English
~ an international organization of European countries formed after World War II to reduce trade barriers and increase cooperation among its members; "he tried to take Britain into the Europen Union"
Eu
— Noun
– English
~ a bivalent and trivalent metallic element of the rare earth group