Webster's Revised Unabridged Dictionary · 1913

Enaliosauria

Enaliosauria , noun, plural

[New Latin, from Greek {not transcribed} marine ({not transcribed} in + {not transcribed} the sea) + {not transcribed} a lizard.]

(Paleontology) An extinct group of marine reptiles, embracing both the Ichthyosauria and the Plesiosauria, now regarded as distinct orders.