Note: Ytterbium is associated with other rare elements, and probably has not been prepared in a pure state.

YTTRIA
Yt"tri*a, n. Etym: [NL. See Yttrium.] (Chem.)

Defn: The oxide, Y2O3, or earth, of yttrium.

YTTRIC
Yt"tric, a. (Chem.)

Defn: Pertaining to, derived from, or containing, yttrium.

YTTRIFEROUS
Yt*trif"er*ous, a.

Defn: Bearing or containing yttrium or the allied elements; as, gadolinite is one of the yttriferous minerals.

YTTRIOUS
Yt"tri*ous, a. (Chem.)

Defn: Same as Yttric.

YTTRIUM
Yt"tri*um, n. Etym: [NL., from Ytterby, in Sweden. See Erbium.]
(Chem.)