dry adiabat

dry adiabat

[¦drī ′ad·ē·ə‚bat]
(meteorology)
A line of constant potential temperature on a thermodynamic diagram.
References in periodicals archive ?
The dry adiabat is followed upward (blue arrow) to the LCL, where the saturation mixing ratio line intersects it.
In studies of the general circulation and of tropical convection, he always extolled the importance of vertical mixing by cumulonimbus convection, and became known for his catch-phrase "up moist-down dry," referring to the upward motion in a convective core following a moist adiabat, and the large-scale downward motion in the Hadley Cell and trade wind regions following the dry adiabat.