Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • abbreviation nanometer
  • abbreviation nautical mile
  • abbreviation nuclear magneton

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun metrology Symbol for the nanometer (nanometre), an SI unit of length equal to 10−9 meters (metres).
  • initialism Internet never mind
  • initialism Internet not much, nothing much
  • initialism Internet no message

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

  • noun a state in southwestern United States on the Mexican border
  • noun a metric unit of length equal to one billionth of a meter

Etymologies

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