noun
: any of several perennial garden onions that constitute a variety ( Allium cepa var. aggregatum ) of the common onion and are grown chiefly for salad onions
noun
: any of several perennial garden onions that constitute a variety ( Allium cepa var. aggregatum ) of the common onion and are grown chiefly for salad onions
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012