family life cycle
noun[usually S]
MARKETINGukusthe differentstagesof a person'slifeandtheirdifferentneedsas aconsumerat eachstage, forexampleaccordingto whether they havechildrenand howoldthey are:
People at the "bachelorstage" of thefamilylifecycleare morelikelytospendmoneyonfashionitemsandvacations.