Combustion turbine
Combustion turbine means an enclosed fossil or other fuel-fired device that is comprised of a compressor, a combustor, and a turbine, and in which the flue gas resulting from the combustion of fuel in the combustor passes through the turbine, rotating the turbine.
Source
40 CFR § 97.2
Scoping language
The terms used in this part shall have the meanings set forth in this section as follows: