Notice: Trying to get property 'text' of non-object in /home/b70ba15/public_html/dictionarywebster.com/view.php on line 298

Actinistia

plural noun
Ac·​ti·​nis·​tia | \ ˌak-tə-ˈni-stē-ə\

Definition of Actinistia

: an order (superorder Crossopterygii) of chiefly Mesozoic fishes including the family Coelacanthidae having the interspinous bones supporting each dorsal and anal fin fused into one piece — compare latimeria

First Known Use of Actinistia

1871, in the meaning defined above

History and Etymology for Actinistia

New Latin, from actin- + -istia (from Greek histion web, cloth, sail); akin to Greek histos mast, weaver's beam, web

Keep scrolling for more