ytterbium

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ytterbium

 [ĭ-ter´€be-um]
a chemical element, atomic number 70, atomic weight 173.04, symbol Yb. (See Appendix 6.)

yt·ter·bi·um (Yb),

(i-tĕr'bē-ŭm),
A metallic element of the lanthanide group; atomic no. 70, atomic wt. 173.04. 169Yb, with a half-life of 32.03 days, has been used in cisternography and in brain scans.
[Ytterby, village in Sweden]

yt·ter·bi·um

(i-tĕr'bē-ŭm)
A metallic element of the lanthanide group; atomic no. 70, atomic wt. 173.04. 169Yb, with a half-life of 32.03 days, has been used in cisternography and in brain scans.

yt·ter·bi·um

(Yb) (i-tĕr'bē-ŭm)
A metallic element of the lanthanide group; used in cisternography and in brain scans.