pterotic
1 of 2adjective
pte·rot·ic
təˈrätik,
(ˈ)te¦r-
: of, relating to, or constituting a bone between the prootic and epiotic in the dorsal and outer part of the periotic capsule of a fish
pterotic
2 of 2noun
"
plural -s
: the pterotic bone
Word History
Etymology
Adjective
pter- + -otic entry 2; from the bone being winglike