Webster’s Revised Unabridged Dictionary · 1913
Ichthyoid
Ich′thy·oid, Ich′thy·oid′al (·oid′al), a. [Gr. ἰχθυοειδής: ἰχθύς, -ύος, a fish + εἶδος form.] (Zoöl.) Somewhat like a fish; having some of the characteristics of fishes; — said of some amphibians.