¹ Source: wiktionary.com

Below you will find example usage of this term as found in modern and/or classical literature:

1. The Principles of Thermodynamics: With Special Applications to Hot-air, Gas by Robert Röntgen (1880)
"We have seen in Part I., that the work of one kilogram of air, when expanding adiabatically, is *_-! * where k = 1.41, and the equation of the curve is pvk ..."

2. A Manual of Rules, Tables, and Data for Mechanical Engineers: Based on the by Daniel Kinnear Clark (1884)
"Suppose that the gas, having the initial pressure P, volume V, and temperature T, is compressed adiabatically, and attains the pressure P', volume V, ..."

3. Encyclopedia of Engineering: A Treatise on Boilers, Steam Engines, the by International School of Engineering (1906)
"... would be developed if an equal volume of steam were allowed to adiabatically expand behind the piston of a reciprocating engine, a condition, however, ..."

4. Manual of Rules, Tables, and Data for Mechanical Engineers: Based on the by Daniel Kinnear Clark (1889)
"Suppose that the gas, having the initial pressure P, volume V, and temperature T, is compressed adiabatically, and attains ..."

5. Elements of Heat-power Engineering by Clarence Floyd Hirshfeld, William Nichols Barnard (1915)
"(a) Find Cc and TV (b) If this gas is expanded adiabatically to a ... One-quarter of a pound of air is compressed adiabatically from 13 Ibs. per sq. in. and ..."

6. Tables and Diagrams of the Thermal Properties of Saturated and Superheated Steam by Lionel Simeon Marks, Harvey Nathaniel Davis (1909)
"... of the points representing the condition of steam which is expanding adiabatically· Two of the three quantities, pressure, specific volume, and quality, ..."