Ni


Symbol, Chemistry.

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Definition for ni (2 of 2)

N.I.

Northern Ireland.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for ni

British Dictionary definitions for ni (1 of 3)

ni

the internet domain name for

Nicaragua

British Dictionary definitions for ni (2 of 3)

Ni

the chemical symbol for

nickel

British Dictionary definitions for ni (3 of 3)

NI

abbreviation for

(in Britain) national insurance
Northern Ireland
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

Medical definitions for ni

Ni

The symbol for the elementnickel
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for ni (1 of 2)

Ni

The symbol for nickel.

Scientific definitions for ni (2 of 2)

nickel
[ nĭkəl ]

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 © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.