yttrium-oxide

yt·tri·a

[ih-tree-uh]
noun Chemistry.
a white, water-insoluble powder, Y 2 O 3 , used chiefly in incandescent gas and acetylene mantles.
Also called yttrium oxide.


Origin:
1790–1800; < Neo-Latin, named after Ytterby. See ytterbia

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yttria (ˈɪtrɪə) [Click for IPA pronunciation guide]
 
n
another name for yttrium oxide
 
[C19: New Latin, named after Ytterby; see ytterbia]

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a chattering or flighty, light-headed person.
a fool or simpleton; ninny.
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