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2017 Word of the Year

Ni

Symbol, Chemistry.
1.

N.I.

1.
Northern Ireland.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for Ni
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British Dictionary definitions for Ni

ni

abbreviation
1.
Nicaragua

Ni

Chemical symbol
1.
nickel

NI

abbreviation
1.
(in Britain) national insurance
2.
Northern Ireland
3.
(NZ) North Island
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
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Ni in Medicine

Ni
The symbol for the element nickel.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Ni in Science
Ni  
The symbol for nickel.
nickel
  (nĭk'əl)   
Symbol Ni
A silvery, hard, ductile metallic element that occurs in ores along with iron or magnesium. It resists oxidation and corrosion and is used to make alloys such as stainless steel. It is also used as a coating for other metals. Atomic number 28; atomic weight 58.69; melting point 1,453°C; boiling point 2,732°C; specific gravity 8.902; valence 0, 1, 2, 3. See Periodic Table.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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