Definify.com
Webster 1913 Edition
Pterotic
Pte-ro′tic
,Adj.
[Gr. [GREEK] wing + [GREEK], [GREEK], ear.]
(Anat.)
Of or pertaining to, or designating, a bone between the prootic and epiotic in the dorsal and outer part of the periotic capsule of many fishes.
– Noun.
The pterotic bone.
☞ The pterotic bone is so called because fancied in some cases to resemble in form a bird’s wing