from The American Heritage® Dictionary of the English Language, 4th Edition

  • Used to direct attention to something particularly important.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. By extension (both senses also rare and informal):

from The Century Dictionary and Cyclopedia

  • n. Note well; mark carefully. Usually abbreviated N. B.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a Latin phrase (or its abbreviation) used to indicate that special attention should be paid to something


Latin notā bene, note well : notā, sing. imperative of notāre, to note + bene, well.
(American Heritage® Dictionary of the English Language, Fourth Edition)
From Classical Latin notā bene ("note well"). See the Latin section’s etymology for further information. (Wiktionary)


Sorry, no example sentences found.


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  • It is often written in the abbreviated form: N.B.

    July 25, 2007