| basisphenoid | <anatomy> The basisphenoid bone. Source: Websters Dictionary (01 Mar 1998) |
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| basisphenoid bone | In comparative anatomy, the bone in the floor of the braincase in the region of the pituitary. See: body of sphenoid bone. (05 Mar 2000) |
| basisphenoidal | <anatomy> Of or pertaining to that part of the base of the cranium between the basioccipital and the presphenoid, which usually ossifies separately in the embryo or in the young, and becomes a part of the sphenoid in the adult. Origin: Basi- + spheroid. Source: Websters Dictionary (01 Mar 1998) |