N

Definitions of N
  1. noun
    the 14th letter of the Roman alphabet
    synonyms: n
    see moresee less
    type of:
    alphabetic character, letter, letter of the alphabet
    the conventional characters of the alphabet used to represent speech
  2. noun
    the cardinal compass point that is at 0 or 360 degrees
    synonyms: due north, north, northward
    see moresee less
    type of:
    cardinal compass point
    one of the four main compass points
  3. noun
    a common nonmetallic element that is normally a colorless odorless tasteless inert diatomic gas; constitutes 78 percent of the atmosphere by volume; a constituent of all living tissues
    synonyms: atomic number 7, nitrogen
    see moresee less
    types:
    azote
    an obsolete name for nitrogen
    liquid nitrogen
    nitrogen in a liquid state
    type of:
    chemical element, element
    any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter
    gas
    a fluid in the gaseous state having neither independent shape nor volume and being able to expand indefinitely
  4. noun
    a unit of force equal to the force that imparts an acceleration of 1 m/sec/sec to a mass of 1 kilogram; equal to 100,000 dynes
    synonyms: newton
    see moresee less
    type of:
    force unit
    a unit of measurement of physical force
  5. noun
    (of a solution) concentration expressed in gram equivalents of solute per liter
    synonyms: normality
    see moresee less
    type of:
    relative quantity
    a quantity relative to some purpose
Word Family
EDITOR’S CHOICE

Test prep from the experts

Boost your test score with programs developed by Vocabulary.com’s experts.

  • Proven methods: Learn faster, remember longer with our scientific approach.
  • Personalized plan: We customize your experience to maximize your learning.
  • Strategic studying: Focus on the words that are most crucial for success.

SAT/PSAT

$29.95
  • Number of words: 500+
  • Duration: 8 weeks or less
  • Time: 1 hour / week

TOEFL

$29.95
  • Number of words: 500+
  • Duration: 10 weeks or less
  • Time: 1 hour / week

ACT

$29.95
  • Number of words: 700+
  • Duration: 10 weeks
  • Time: 1 hour / week