compound rate
noun[C]
ukus(alsocompounded rate)FINANCE
arateofinterestthat iscalculatedon both theamountofmoneyinvestedorborrowedand theinterestthat has beenaddedto it:
Once thepropertyissoldthemortgagewill need to berepaidplusinterest, which ischargedat acompoundrate-currently7.85%.