məˈkak, -käk noun
( -s )
Etymology: French, from Portuguese macaco — more at macaco
: any of numerous short-tailed Old World monkeys of Macaca and related genera having distinct ischial callosities and usually tufted eyebrows and being found chiefly in southern Asia and the East Indies but including some that range northward into northern China and Japan and others (as the Barbary ape) that extend into northwest Africa and the tip of Europe ; especially : rhesus