change of magnitude

English Thesaurus

1. the act of changing the amount or size of something (noun.act)

hypernym	:	change,
definition	:	the action of changing something (noun.act)

hyponym	:	decrease, diminution, reduction, step-down,
definition	:	the act of decreasing or reducing something (noun.act)

hyponym	:	increase, step-up,
definition	:	the act of increasing something (noun.act)