Ī'so-pĕr'i-mĕt'ri-cal, a.

adjective

a. [Fr. isopérimètre, Gr. ἰσοπερίμετρος, from ἴσος, equal, and περίμετρον, circumference. See PERIMETER.] Having equal perimeters or circumferences; as, isoperimetrical figures or bodies.