Pertaining to the barometer; made or indicated by a barometer; as, barometric changes; barometrical observations.
see atmospheric pressure.
relating to atmospheric pressure or indicated by a barometer; "barometric pressure"
the pressure of the enviorment often shown by what we know as a barometer
1. Pertaining to a barometer or to the results obtained by using a barometer. 2. Often used in the same sense as pressure (atmospheric), for example, "barometric gradient" for pressure gradient.