▁Ad - D ar ▁means ▁the ▁master ▁of ▁the ▁house . ▁R abb ▁is ▁also ▁a ▁common ▁and ▁acceptable ▁first ▁and / or ▁last ▁name ▁throughout ▁the ▁world . ▁▁▁ ▁The ▁literal ▁meaning ▁of ▁the ▁word ▁is ▁S ust ainer , ▁Master ▁and / or ▁" N our isher ", ▁and ▁in ▁that ▁sense , ▁a ▁man ▁is ▁the ▁" ra bb " ▁of ▁his ▁house . ▁With ▁the ▁same ▁root ▁is ▁the ▁verb ▁y ur ab bi , ▁meaning ▁" raise " ▁( as ▁in ▁raise ▁a ▁child ). ▁R abb ▁also ▁means ▁" the ▁Cre ator ", ▁as ▁it ▁is ▁referred ▁to ▁in ▁the ▁Q ur an ▁several ▁times ▁as ▁" ر ب ▁ال ع ال م ي ن ". ▁ ▁However , ▁R abb ▁covers ▁such ▁a ▁wide ▁meaning ▁that ▁other ▁languages ▁lack ▁an ▁equivalent ▁of ▁the ▁word . ▁ ▁Some ▁have ▁explained ▁it ▁to ▁mean ▁a ▁fost ering ▁things ▁in ▁such ▁a ▁manner ▁as ▁to ▁make ▁them ▁att ain ▁one ▁condition ▁after ▁another ▁until ▁they ▁reach ▁their ▁goal ▁of ▁completion . ▁Thus , ▁it ▁con ve ys ▁not ▁only ▁the ▁idea ▁of ▁fost ering , ▁bringing ▁up ▁or ▁n our ishing , ▁but ▁also ▁that ▁of ▁reg ulating , ▁comple ting , ▁accomplish ing , ▁cher ishing , ▁sust aining ▁and ▁bringing ▁to ▁m atur ity ▁by ▁evolution ▁from ▁the ▁earliest ▁state ▁to ▁that ▁of ▁the ▁highest ▁per fection . ▁The ▁Q ur an , ▁in ▁Sur ah ▁F ati h ah , ▁introdu ces ▁this ▁name ▁in ▁the