imˈpəlSHən/ noun noun: impulsion; plural noun: impulsions
~a strong urge to do something; an impulse.
~the force or motive behind an action or process.
~the movement of a horse when it is going forward under controlled power
Origin late Middle English (in the sense ‘the act or an instance of impelling’): via Old French from Latin impulsio(n-), from the verb impellere (see impel).
