Atmo

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Atmo \At"mo\, n. [Contr. fr. atmosphere.] (Physics)
     The standard atmospheric pressure used in certain physical
     measurements calculations; conventionally, that pressure
     under which the barometer stands at 760 millimeters, at a
     temperature of 0[deg] Centigrade, at the level of the sea,
     and in the latitude of Paris. --Sir W. Thomson.


     [1913 Webster] Atmologic