資料來源 : pyDict

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資料來源 : Webster's Revised Unabridged Dictionary (1913)

Siphonium \Si*pho"ni*um\, n.; pl. {Siphonia}. [NL., from Gr.
   ????, dim. of ????. See {Siphon}.] (Anat.)
   A bony tube which, in some birds, connects the tympanium with
   the air chambers of the articular piece of the mandible.