pay gap
noun[C,usually singular]
HR,WORKPLACEukus(alsowage gap);(wage differential)thedifferencebetween theaveragepayof two differentgroupsofpeople, forexamplemen and women:
thegenderpaygap
pay gap between sb (and sb)Withwagesfor lower-skilljobsheldincheckby alaborsurplus, thepaygapbetweenexecutivesand theworkersiswidening.