adiabatic approximation

(redirected from Molecular Hamiltonian)
Also found in: Wikipedia.

adiabatic approximation

[¦ad·ē·ə¦bad·ik ə‚präk·sə′mā·shən]
(astrophysics)
The approximation that the pressure and density of gas in a star are related by the adiabatic law.
(physical chemistry)
Full browser ?