Definiciones
1.NounA separation or division into two; a distinction that results in such a division.
2.NounSuch a division involving apparently incompatible or opposite principles; a duality.
3.NounThe division of a class into two disjoint subclasses that are together comprehensive, as the division of human into female and male.
4.NounThe division of a genus into two species; a division into two subordinate parts.
5.NounA phase of the moon when it appears half lit and half dark, for example at the quadratures.
6.NounDivision and subdivision; bifurcation, such as that of a stem of a plant or a vein of the body into two parts as it proceeds from its origin; often successive.