NB

Dictionary.com Unabridged

Nb

Symbol, Chemistry.

N.B.

1.
New Brunswick.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Collins
World English Dictionary
nb
 
abbreviation for
no ball

Nb
 
the chemical symbol for
niobium

NB1
 
abbreviation for
New Brunswick

NB, N.B., nb or n.b.2
 
abbreviation for
nota bene
 
[Latin: note well]
 
N.B., N.B., nb or n.b.2
 
abbreviation for
 
[Latin: note well]
 
nb, N.B., nb or n.b.2
 
abbreviation for
 
[Latin: note well]
 
n.b., N.B., nb or n.b.2
 
abbreviation for
 
[Latin: note well]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Etymonline
Word Origin & History

N.B.
1673, L. abbreviation of nota bene "note well."
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

Nb
The symbol for the element niobium.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
Nb  
The symbol for niobium.
niobium   (nī-ō'bē-əm)  Pronunciation Key 
Symbol Nb
A soft, silvery, ductile metallic element that usually occurs in nature together with the element tantalum. It is used to build nuclear reactors, to make steel alloys, and to allow magnets to conduct electricity with almost no resistance. Atomic number 41; atomic weight 92.906; melting point 2,468°C; boiling point 4,927°C; specific gravity 8.57; valence 2, 3, 5. See Periodic Table.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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American Heritage
Cultural Dictionary

N.B. definition


An abbreviation for the Latin phrase nota bene, meaning “note well.” It is used to emphasize an important point.

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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FOLDOC
Computing Dictionary

NB definition


C

The Free On-line Dictionary of Computing, © Denis Howe 2010 http://foldoc.org
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American Heritage
Abbreviations & Acronyms
nb
Norwegian Bokmal
Nb
  1. niobium

  2. Numbers

NB
  1. New Brunswick

  2. northbound

n.b.
Latin nota bene (note well)
The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Encyclopedia Britannica
Encyclopedia

nb

chemicalchemical element, refractory metal of Group Vb of the periodic table, used in alloys, tools and dies, and superconductive magnets. Niobium is closely associated with tantalum in ores and in properties.

Learn more about Nb with a free trial on Britannica.com.

Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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