Summer squash

[ботаника] тыква обыкновенная ([латинский язык] Cucurbita pepo)

Большой англо-русский словарь

Summer squash

noun any of various squashes that are cultivars of a variety (Cucurbita pepo var. melopepo) and are used as a vegetable while immature and before hardening of the seeds and rind

Merriam-Webster's Collegiate Dictionary