pumpkin

A pumpkin is a vernacular and typical term for a cultivated orange and round mature winter squash of species and varieties in the genus Cucurbita that has culinary and cultural significance but there is no agreed upon botanical or scientific meaning, and depending on the vernacular, its color and shape may vary. The term pumpkin is sometimes used interchangeably with "squash" or "winter squash", and is commonly used for some cultivars of Cucurbita argyrosperma, Cucurbita ficifolia, Cucurbita maxima, Cucurbita moschata, and Cucurbita pepo.