Definition of ittrium. Meaning of ittrium. Synonyms of ittrium
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Definition of ittrium
IttriumIttrium It"tri*um, n. [NL.]
See Yttrium. ittriumYttrium Yt"tri*um, n. [NL., from Ytterby, in Sweden. See
A rare metallic element of the boron-aluminium group, found
in gadolinite and other rare minerals, and extracted as a
dark gray powder. Symbol Y. Atomic weight, 89. [Written also
Note: Associated with yttrium are certain rare elements, as
erbium, ytterbium, samarium, etc., which are separated
in a pure state with great difficulty. They are studied
by means of their spark or phosphorescent spectra.
Yttrium is now regarded as probably not a simple
element, but as a mixture of several substances.
Meaning of ittrium from wikipedia
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