Definition for nb (2 of 3)
Definition for nb (3 of 3)
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for nb
British Dictionary definitions for nb (1 of 4)
nb
/ cricket /
abbreviation for
no ball
British Dictionary definitions for nb (2 of 4)
Nb
the chemical symbol for
niobium
British Dictionary definitions for nb (3 of 4)
NB
1abbreviation for
New Brunswick
British Dictionary definitions for nb (4 of 4)
NB
2N.B., nb or n.b.
abbreviation for
nota bene
Word Origin for NB
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."
Online Etymology Dictionary, © 2010 Douglas Harper
Medicine definitions for nb
Nb
The symbol for the elementniobium
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Science definitions for nb (1 of 2)
Nb
The symbol for niobium.
Science definitions for nb (2 of 2)
niobium
[ nī-ō′bē-əm ]
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 © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Culture definitions for nb
N.B.
An abbreviation for the Latin phrase nota bene, meaning “note well.” It is used to emphasize an important point.
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.