archenteron /ärk-enˈtə-ron/ (zoology)

In the developing embryo, the primitive gut

• cookers
• cookery
• cookery-book
• cookery-books
• cook-general
• cook-generals
• cookhouse
• cook-housemaid
• cookhouses
• cookie
• cookie-cutter
• cookie-cutters
• cookie-pusher
• cookie-pushers
• cookies
• cookie-shine
• cookie-shines
• cooking
• cooking apple
• cooking apples
• cooking-range
• cooking-ranges
• cookmaid
• cookmaids
• cook off