relaxation relaxation /ˌriːlækˈseɪʃən/

noun

1. The act of making less strict  ( liberalisation [British] , liberalization , relaxation )
   the act of making less strict
   
2. A method of solving simultaneous equations by guessing a solution and then reducing the errors that result by successive approximations until all the errors are less than some specified amount  ( relaxation , relaxation method )
   a method of solving simultaneous equations by guessing a solution and then reducing the errors that result by successive approximations until all the errors are less than some specified amount
   
3. Freedom from activity (work, strain or responsibility)  ( ease , relaxation , repose , rest )
   freedom from activity (work, strain or responsibility)
    Took his repose by the swimming pool
   took his repose by the swimming pool
   
4. An occurrence of control or strength weakening  ( loosening , relaxation , slackening )
   an occurrence of control or strength weakening
    The relaxation of requirements
   the relaxation of requirements
    The loosening of his grip
   the loosening of his grip
    The slackening of the wind
   the slackening of the wind
   
5. A feeling of refreshing tranquility and an absence of tension or worry  ( easiness , relaxation )
   a feeling of refreshing tranquility and an absence of tension or worry
    The easiness we feel when sleeping
   the easiness we feel when sleeping
   
6. (physics) the exponential return of a system to equilibrium after a disturbance  ( relaxation , relaxation behavior )
   (physics) the exponential return of a system to equilibrium after a disturbance
   
7. (physiology) the gradual lengthening of inactive muscle or muscle fibers  ( relaxation )
   (physiology) the gradual lengthening of inactive muscle or muscle fibers