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Nb

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Symbol, Chemistry.
  1. niobium.
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NB

  1. New Brunswick, Canada (approved for postal use).
  2. nota bene.
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N.B.

  1. New Brunswick.
  2. nota bene.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for nb

nb

abbreviation for
  1. no ball
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Nb

the chemical symbol for
  1. niobium
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NB1

abbreviation for
  1. New Brunswick
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NB2

N.B., nb or n.b.

abbreviation for
  1. nota bene
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Word Origin

Latin: note well
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

Word Origin and History for nb

n.b.

abbreviation of Latin nota bene "note well."

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Online Etymology Dictionary, © 2010 Douglas Harper

nb in Medicine

Nb

  1. The symbol for the elementniobium

nb in Science

Nb

niobium

[nī-ōbē-əm]
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

nb in Culture

N.B.

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

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The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.