yttrium
a rare trivalent metallic element, found in gadolinite and other minerals. Symbol: Y; atomic weight: 88.905; atomic number: 39; specific gravity: 4.47.
Origin of yttrium
1Other words from yttrium
- yttric, adjective
- Compare rare-earth element.
Words Nearby yttrium
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use yttrium in a sentence
Erbium, a rare metal found along with yttrium, terbium, and other rare elements in some rare minerals.
The New Gresham Encyclopedia | VariousIts group members, scandium and yttrium, have the same form; we have not examined the fourth; the group is positive.
Occult Chemistry | Annie Besant and Charles W. LeadbeaterOne funnel of yttrium contains exactly the same number of atoms as is contained in a gaseous atom of nitrogen.
Occult Chemistry | Annie Besant and Charles W. LeadbeaterNitrogen has nothing new to show us, all its constituents having appeared in scandium and yttrium.
Occult Chemistry | Annie Besant and Charles W. LeadbeaterIn yttrium, on the proto level, a 110 and b 63 both escape from the funnel, and behave as in scandium.
Occult Chemistry | Annie Besant and Charles W. Leadbeater
British Dictionary definitions for yttrium
/ (ˈɪtrɪəm) /
a silvery metallic element occurring in monazite and gadolinite and used in various alloys, in lasers, and as a catalyst. Symbol: Y; atomic no: 39; atomic wt: 88.90585; valency: 3; relative density: 4.469; melting pt: 1522°C; boiling pt: 3338°C
Origin of yttrium
1Derived forms of yttrium
- yttric, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for yttrium
[ ĭt′rē-əm ]
A silvery metallic element found in the same ores as elements of the lanthanide series. Yttrium is used to strengthen magnesium and aluminum alloys, to provide the red color in color televisions, and as a component of various optical and electronic devices. Atomic number 39; atomic weight 88.906; melting point 1,522°C; boiling point 3,338°C; specific gravity 4.45 (25°C); valence 3. See Periodic Table.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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