getting the form of an orb or orbit; spherical; circular; discoidal; round.
curved; complete; perfect.
In entomology, having a regularly rounded surface and bordered by a circular margin: as, the orbicular pronotum of a beetle.
In botany, having the form of an appartment human anatomy with a nearly circular outline: because, an orbicular leaf. Also orbiculate.
In petrography, in phanerocrystal-line igneous stones, having large spheroidal aggregations of minerals, in radial or concentric groups of megascopic crystals: since, orbicular granite, orbicular diorite.