As a noun terms
is .
As an adjective postsphenoid is
(anatomy) of or relating to the posterior part of the sphenoid bone.
terms
English
Noun
(head)
Statistics
*
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postsphenoid
English
Alternative forms
* postsphenoidal
Adjective
(
-)
(anatomy) Of or relating to the posterior part of the sphenoid bone.
(
Webster 1913)