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8 results for: indium
in·di·um 
Audio Help [in-dee-uhm] Pronunciation Key
Audio Help [in-dee-uhm] Pronunciation Key –noun Chemistry.
| a rare metallic element, soft, white, malleable, and easily fusible, found combined in various ore minerals, esp. sphalerite: so called from the two indigo-blue lines in its spectrum. Symbol: In; atomic weight: 114.82; atomic number: 49; specific gravity: 7.3 at 20°C. |
| Dictionary.com Unabridged (v 1.1) Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006. |
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indium
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| in·di·um
Audio Help (ĭn'dē-əm) Pronunciation Key
n. Symbol In A soft, malleable, silvery-white metallic element found primarily in ores of zinc and tin, used as a plating over silver in making mirrors, in plating aircraft bearings, and in compounds for making transistors. Atomic number 49; atomic weight 114.82; melting point 156.61°C; boiling point 2,080°C; specific gravity 7.31; valence 1, 2, 3. See Table at element. [ind(igo) + -ium (so called from the indigo-blue lines in its spectrum).] |
| The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2006 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved. |
| indium | |
noun | |
| a rare soft silvery metallic element; occurs in small quantities in sphalerite |
| WordNet® 3.0, © 2006 by Princeton University. |
| indium
Audio Help (ĭn'dē-əm) Pronunciation Key
Symbol In A soft, malleable, silvery-white metallic element that occurs mainly in ores of zinc and lead. It is used in the manufacture of semiconductors, in bearings for aircraft engines, and as a plating over silver in mirrors. Atomic number 49; atomic weight 114.82; melting point 156.61°C; boiling point 2,080°C; specific gravity 7.31; valence 1, 2, 3. See Periodic Table. |
| The American Heritage® Science Dictionary Copyright © 2002 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved. |
n
d
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m)- A soft malleable metallic element found primarily in ores of zinc. Atomic number 49; atomic weight 114.82; melting point 156.60°C; boiling point 2,100°C; specific gravity 7.31; valence 1, 2, 3.
| The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. |
Main Entry: in·di·um
Pronunciation: 'in-dE-&m
Function: noun
: a malleable fusible silvery metallic element that is chiefly trivalent,
occurs especially in sphalerite ores, and is used as a plating for bearings, in alloys having a low melting point, and in making transistors —abbreviation In; —see ELEMENT table
| Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc. |
Indium
In"di*um\, n. [NL. See Indigo.] (Chem.) A rare metallic element, discovered in certain ores of zinc, by means of its characteristic spectrum of two indigo blue lines; hence, its name. In appearance it resembles zinc, being white or lead gray, soft, malleable and easily fusible, but in its chemical relation it resembles aluminium or gallium. Symbol In. Atomic weight, 113.4.| Webster's Revised Unabridged Dictionary, © 1996, 1998 MICRA, Inc. |
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