The Collaborative International Dictionary
                    Recoil dynamometer
                    
                        
                
                                                                    Recoil \Re*coil"\, n.
A starting or falling back; a rebound; a shrinking; as, the recoil of nature, or of the blood.
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The state or condition of having recoiled.
The recoil from formalism is skepticism.
--F. W. Robertson. - 
Specifically, the reaction or rebounding of a firearm when discharged.
Recoil dynamometer (Gunnery), an instrument for measuring the force of the recoil of a firearm.
Recoil escapement. See the Note under Escapement.