static stability

https://doi.org/10.1351/goldbook.S05947
In meteorology, the stability of the atmosphere in the vertical direction to vertical displacements. If Γ is the dry adiabatic lapse rate, dry air is stable if the lapse rate dTdz<Γ, unstable if dTdz>Γ and neutral dTdz=Γ.
Source:
PAC, 1990, 62, 2167. (Glossary of atmospheric chemistry terms (Recommendations 1990)) on page 2215 [Terms] [Paper]