Eu



Symbol, Chemistry.
1.
.
1.
European Union.
1.
a combining form meaning “good,” “well,” occurring chiefly in words of Greek origin (eupepsia); in scientific coinages, especially taxonomic names, it often has the sense “true, genuine” (eukaryote)
abbreviation
1.
the European Union
Chemical symbol
1.
europium
abbreviation
1.
European Union
combining form
1.
well, pleasant, or good: eupeptic, euphony

word-forming element in modern use meaning “good, well,” from comb. form of Greek eus “good,” eu “well” (adv.), also “luckily, happily,” from PIE *(e)su- “good” (cf. Sanskrit su- “good,” Avestan hu- “good”).

Eu
The symbol for the element europium.

eu- pref.

Eu
The symbol for europium.
europium
(y-rō’pē-əm)
Symbol Eu
A very rare, silvery-white metallic element that is the softest member of the lanthanide series. It is used in making color television tubes and lasers and as a neutron absorber in nuclear research. Atomic number 63; atomic weight 151.96; melting point 826°C; boiling point 1,439°C; specific gravity 5.259; valence 2, 3. See Periodic Table.
Basque
europium
1.
electronic unit
2.
engineering units
3.
European Union

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