saturation-adiabatic process

An adiabatic process in which the air is maintained at saturation by the evaporation or condensation of water substance, the latent heat being supplied by or to the air respectively; the ascent of cloudy air, for example, is often assumed to be such a process.

Related terms:

• saturation-adiabatic lapse rate
• dry adiabatic process
• adiabatic saturation pressure
• adiabatic saturation temperature
• dry adiabatic lapse rate
• moist-adiabatic lapse rate
• process lapse rate
• saturation deficit
• saturation
• pseudoadiabatic expansion