S: (n) increase, increment, growth (a process of becoming larger or longer or more numerous or more important) "the increase in unemployment"; "the growth of population"
S: (n) accession (a process of increasing by addition (as to a collection or group)) "the art collection grew through accession"
S: (n) accretion ((geology) an increase in land resulting from alluvial deposits or waterborne sediment)
S: (n) accretion ((biology) growth by addition as by the adhesion of parts or particles)
S: (n) accretion ((astronomy) the formation of a celestial object by the effect of gravity pulling together surrounding objects and gases)
S: (n) multiplication (a multiplicative increase) "repeated copying leads to a multiplication of errors"; "this multiplication of cells is a natural correlate of growth"
S: (n) relaxation, relaxation behavior ((physics) the exponential return of a system to equilibrium after a disturbance)
S: (n) easiness, relaxation (a feeling of refreshing tranquility and an absence of tension or worry) "the easiness we feel when sleeping"
S: (n) relaxation, loosening, slackening (an occurrence of control or strength weakening) "the relaxation of requirements"; "the loosening of his grip"; "the slackening of the wind"
S: (n) rest, ease, repose, relaxation (freedom from activity (work or strain or responsibility)) "took his repose by the swimming pool"
S: (n) 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)