dynamometer car
noun Railroads.
a car equipped with special instruments and coupled to a locomotive to record its energy output, fuel consumption, and other data continuously during a regularly scheduled run.
Origin of dynamometer car
First recorded in 1875–80
Words nearby dynamometer car
dynamo-,
dynamoelectric,
dynamogenesis,
dynamograph,
dynamometer,
dynamometer car,
dynamometry,
dynamotor,
dynast,
dynastid,
dynasty