plesiosaur
Any of the order †Plesiosauria of extinct marine reptiles, from the Jurassic and…Any of the order †Plesiosauria of extinct marine reptiles, from the Jurassic and Cretaceous periods.
» Tom claims to have seen a plesiosaur in the lake.
Meaning
1 sensesAny of the order †Plesiosauria of extinct marine reptiles, from the Jurassic and Cretaceous periods.
плезиоза́врpleziozávr
extinct marine reptile with a small head on a long neck and a short tail and four paddle-shaped limbs; of the Jurassic and Cretaceous
Examples
3 sentencesTom claims to have seen a plesiosaur in the lake.
Mary has wanted to be a paleontologist ever since she first saw a drawing of a plesiosaur.
Elasmosaurs are a genus of plesiosaur that lived in North America during the Late Cretaceous.
Translations
6 languagesBy meaning 1
Origin
Backformation of translingual Plesiosaurus, named by William Conybeare and Henry De la BecBackformation of translingual Plesiosaurus, named by William Conybeare and Henry De la Beche in 1824 because plesiosaurs were more like a normal reptile than Ichthyosaurus, which had been found in the same rock strata a few years earlier. Surface derivation, plesio- + -saur.
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Forms
plural: plesiosaurs| Singular | plesiosaur |
|---|---|
| Plural | plesiosaurs |
regular
Synonyms
1 synonyms- extinct marine reptile with a small head on a long neck and a short tail and four paddle-shaped limbs; of the Jurassic and Cretaceous:plesiosaurus