europium /eu·ro·pi·um/ (Eu) (u-ro´pe-um) chemical element (see Table of Elements ), at. no. 63.
europium (Eu)
europium (Eu) [u-ro´pe-um]
europium
eu·ro·pi·um (y -r  p - m)n. Symbol Eu A rare-earth element used as a neutron absorber in nuclear research. Atomic number 63. |
europium (Eu)
[yo̅o̅rō′pē·əm]
Etymology: Europe
a metallic rare earth element. Its atomic number is 63; its atomic mass is 151.96.
europium (Eu) [u-ro´pe-um]
a chemical element, atomic number 63, atomic weight 151.96. (See Appendix 6.)
europium
(y
rō´pē
m),
n a rare earth metallic element with an atomic number of 63 and an atomic weight of 151.96.
rō´pēm), n a rare earth metallic element with an atomic number of 63 and an atomic weight of 151.96.
europium
a chemical element, atomic number 63, atomic weight 151.96, symbol Eu. See Table 6.
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