tion: of family (Entry 1 of 2)1a: the basic unit in society traditionally consisting of two parents rearing their childrenalso : any of various social units differing from but regarded as equivalent to the traditional familya single-parent familyb: spouse and childrenwant to spend more time with my family2: a group of individuals living under one roof and usually under one head : HOUSEHOLD3a: a group of persons of common ancestry : CLANb: a people or group of peoples regarded as deriving from a common stock4a: a group of people united by certain convictions or a common affiliation : FELLOWSHIPb: the staff of a high official (such as the President)5: a group of things related by common characteristics: such asa: a closely related series of elements or CHEMICAL compoundsb: a group of soils with similar chemical and physical PROPERTIES (such as texture, pH, and mineral content) that comprise a category RANKING above the series and below the subgroup in soil classificationc: a group of related languages descended from a single ancestral language6a: a group of related plants or animals forming a category ranking above a genus and below an order and usually comprising SEVERAL to many generabin livestock breeding(1): the descendants or line of a PARTICULAR individual especially of some outstanding female(2): an identifiable strain within a breed7: a set of curves or surfaces whose equations differ only in parameters8: a unit of a crime syndicate (such as the Mafia) operating within a geographical areafamily adjectiveDefinition of family (Entry 2 of 2)1: of or relating to a family (see FAMILY entry 1)2: designed or suitable for both children and adultsfamily restaurantsfamily movies