definition of
N

[1] #1 N n. [nitrogen, atomic number 7] 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. wn

[2] #2 N n. [north, due north, northward] the cardinal compass point that is at 0 or 360 degrees. wn

[3] #3 N n. [newton] 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. wn

[4] #4 N n. [normality] (of a solution) concentration expressed in gram equivalents of solute per liter. wn

[5] #5 N n. [n] the 14th letter of the Roman alphabet. wn