Bible Dictionaries
Atmo

Webster's Dictionary

(n.) 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¡ Centigrade, at the level of the sea, and in the latitude of Paris.

Bibliography Information
Webster, Noah. Entry for 'Atmo'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​a/atmo.html. 1828.