ˌ ̷ ̷ ̷ ̷ at arthro- +ˈdīrə noun plural
Usage: capitalized
Etymology: New Latin, from arthr- + -dira (from Greek deirē neck); akin to Latvian grīva mouth of a river, Old Slavic griva mane, Sanskrit grīva neck, Latin vorare to devour — more at voracious
: a group of Devonian fishes forming a subclass of Placodermi or especially formerly an order of Ostracodermi or a separate class and having the forepart of the body protected by bony plates and with an imperfectly ossified internal skeleton — see coccosteidae , dinichthys
• ar·thro·di·ran | ̷ ̷ ̷ ̷|dīrən adjective or noun
• ar·thro·dire ˈ ̷ ̷ ̷ ̷ˌdī(ə)r noun -s
• ar·thro·di·rous -|dīrəs adjective