ectethmoid, a.
(ɛkˈtɛθmɔɪd)
[f. ecto- + ethmoid.]
‘A term for the prefrontal of the fish, or of the lateral ethmoidal mass, with upper and middle turbinals in man’ (Syd. Soc. Lex.).
| 1882 Parker in Trans. Linn. Soc. II. iii. 171 This is the prefrontal or ectethmoid [bone]. |