| tympanohyal | <anatomy> Of or pertaining to the tympanum and the hyoidean arch. The proximal segment in the hyoidean arch, becoming a part of the styloid process of the temporal bone in adult man. Source: Websters Dictionary (01 Mar 1998) |
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| tympanohyal bone | A small nodule of bone forming the base of the cartilaginous styloid process of the temporal bone at birth. (05 Mar 2000) |