Definition of arthrodire in English:

arthrodire

noun

Palaeontology
  • A member of the extinct order Arthrodira of placoderm fishes, which are known from Devonian fossil deposits and have a bony head-shield that is articulated at the neck to another bony shield covering the upper part of the body.

Origin

Late 19th century; earliest use found in American Naturalist. From scientific Latin Arthrodira, order name from ancient Greek ἄρθρον joint + δειρή (Attic δέρη) neck.

Pronunciation

arthrodire

/ˈɑːθrədʌɪə/