you-drive
         n 1: a rented car; "she picked up a hire car at the airport and
               drove to her hotel" [syn: {car rental}, {hire car},
               {rent-a-car}, {self-drive}, {u-drive}, {you-drive}]

English Dictionary: ytterbium	by the DICT Development Group
From WordNet (r) 3.0 (2006) [wn]:
ytterbite n a mineral that is a source of rare earths; consists of silicates of iron and beryllium and cerium and yttrium and erbium Synonym(s): gadolinite, ytterbite
From WordNet (r) 3.0 (2006) [wn]:
ytterbium n a soft silvery metallic element; a rare earth of the lanthanide series; it occurs in gadolinite and monazite and xenotime Synonym(s): ytterbium, Yb, atomic number 70
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Ytterbic \Yt*ter"bic\, a. (Chem.)       Pertaining to, or derived from, ytterbium; containing       ytterbium.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Ytterbium \Yt*ter"bi*um\, n. [NL., fr. Ytterby, in Sweden. See       {Erbium}.] (Chem.)       A rare element of the boron group, sometimes associated with       yttrium or other related elements, as in euxenite and       gadolinite. Symbol Yb; provisional atomic weight 173.2. Cf.       {Yttrium}.          Note: Ytterbium is associated with other rare elements, and                probably has not been prepared in a pure state.
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Yttriferous \Yt*trif"er*ous\, a.       Bearing or containing yttrium or the allied elements; as,       gadolinite is one of the yttriferous minerals.
From The Elements (22Oct97) [elements]:
ytterbium    Symbol: Yb    Atomic number: 70    Atomic weight: 173.04    Silvery metallic element of the lanthanoids. Seven natural isotopes and    ten artificial isotopes are known.   Used in certain steels. Discovered by    J.D.G. Marignac in 1878.