neodymium
Americannoun
noun
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A shiny, silvery metallic element of the lanthanide series. It is used to make glass for welders' goggles and purple glass for lasers. Atomic number 60; atomic weight 144.24; melting point 1,024°C; boiling point 3,027°C; specific gravity 6.80 or 7.004 (depending on allotropic form); valence 3.
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See Periodic Table
Etymology
Origin of neodymium
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
For example, neodymium is found at 20 parts per million in the Earth's crust, in comparison copper is at 27.
From BBC
Four elements account for most of the sector's economic value: neodymium, praseodymium, dysprosium and terbium.
From Barron's
China mines three-fifths of the world’s rare earths—metals such as neodymium and dysprosium—and has more than 90% of the capacity for refining them, according to the International Energy Agency.
So, it has surpluses of lighter rare earths such as neodymium, but lacks extractable quantities of heavier elements like dysprosium and terbium, which are critical for many high-performance magnets.
From BBC
"Dissolved neodymium and its isotopic fingerprint in seawater are excellent indicators of the origin of deep-water masses," explains Dr. Marcus Gutjahr.
From Science Daily
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
