archenteron /ärk-enˈtə-ron/ (zoology)

In the developing embryo, the primitive gut

• overtured
• overtures
• overturing
• overturn
• overturned
• overturner
• overturners
• overturning
• overturns
• overtype
• overuse
• overused
• overuses
• overuse syndrome
• overusing
• overvaluation
• overvaluations
• overvalue
• overvalued
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• overvaluing
• overveil
• overveiled
• overveiling
• overveils