A cone (from the Greek κῶνος, Latin conus) is a basic geometrical shape; see cone (geometry). Cone may also refer to: MathematicsCone (category theory), a family of morphisms resembling a geometric coneCone (formal languages), an abstract family of languages that contains the languages with a regular grammarCone (geometry), a three-dimensional geometric shape that tapers smoothly from a flat, round base to a point called the apexCone (linear algebra), a subset of vecto… (More on Conical)