In linguistics, a macrofamily, also called a superfamily, is a proposed language family that unites two or more established language families. "Macrofamily" is thus a relative term. It doesn't designate any particular size of family or any particular time depth of genetic relationship. Rather, the term refers to hypotheses of genetic relationship that are not, or not yet, generally accepted, whether due to lack of documentation or scholarship of the constituent languages, or to an estimated time… (More on Macrofamily)