资料来源 : Webster's Revised Unabridged Dictionary (1913)

Phanerocodonic \Phan`er*o*co*don"ic\, a. [Gr. ? evident + ? a
   bell.] (Zo["o]l.)
   Having an umbrella-shaped or bell-shaped body, with a wide,
   open cavity beneath; -- said of certain jellyfishes.