(ˈ)sfēn+ adjective
Etymology: sphen- + ethmoid
: of, relating to, or being a bone of the skull that surrounds the anterior end of the brain in many amphibians
(ˈ)sfēn+ adjective
Etymology: sphen- + ethmoid
: of, relating to, or being a bone of the skull that surrounds the anterior end of the brain in many amphibians
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012