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yttrium Definition

yt·trium (itrē əm)

noun

a rare, trivalent, silvery, metallic chemical element found in combination in gadolinite, monazite sand, samarskite, etc.: used in color TV tubes, alloys, etc.: symbol, Y; at. no., 39

Etymology: ModL < yttria + -ium: name proposed (1822) before isolation of the element by Mosander (see erbium) in 1843

yttrium (Y) Telecom Definition
A rare trivalent, silvery, metallic chemical element used in various alloys and to make the red color phosphors in cathode ray tubes (CRTs).Yttrium also is used in YAG/LED (Yttrium Aluminum Garnet/Light-Emitting Diode) light sources. Number 39 in the Periodic Table of Elements, yttrium is named for the village of Ytterby, Sweden, where it was discovered. So were erbium, ytterbium, and terbium. See also erbium, LED, television, YAG/LED, and Ytterby.
yttrium Usage Examples

Modifies a noun

  • oxide: Instead, the HTS crystals ( made from yttrium barium copper oxide ) react individually when they approach the rotor's permanent magnets.
  • garnet: Additionally, part of the family of soft ferrites, are the microwave ferrites, e.g. yttrium iron garnet.

Browse dictionary entries near yttrium

  1. yttric
  2. yttria
  3. Ytterby
  4. ytterbous
  5. ytterbium
  6. ytterbic
  7. YTD
  8. YT
  9. Yseult
  10. yrs
  1. yttrium metals
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