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# plesiosaur

«plesiosaur» in Mova's school dictionary: **A plesiosaur was a large sea reptile that lived at the…** — its meaning for a pupil, its sense in the lessons and examples, with 1 sentence of Mova's corpora that use it.

### part of speech

noun (a plesiosaur, plesiosaurs)

### meaning for a pupil

1) A plesiosaur was a large sea reptile that lived at the time of the dinosaurs, with a broad body, four flippers and often a very long neck. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/P/plesiosaur/#m1)

2) Plesiosaurs are now extinct; we know them from fossils. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/P/plesiosaur/#m2)

### sense in the lessons

In science lessons on fossils and evolution, plesiosaur fossils are famous because Mary Anning found one of the first complete skeletons on the coast at Lyme Regis in England. Pupils learn that plesiosaurs were not dinosaurs but marine reptiles living at the same time. The Loch Ness Monster legend often shows a plesiosaur-like creature, but there is no evidence for it. Phrases: «plesiosaur fossil», «long-necked plesiosaur».

### examples

- Mary Anning found a plesiosaur fossil on the beach. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/P/plesiosaur/#x1)
- A plesiosaur swam using four big flippers. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/P/plesiosaur/#x2)
- Plesiosaurs ate fish and squid. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/P/plesiosaur/#x3)
- The museum has a plesiosaur skeleton with a very long neck. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/P/plesiosaur/#x4)
- Plesiosaurs were reptiles, but not dinosaurs. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/P/plesiosaur/#x5)
- Some people say the Loch Ness Monster is a plesiosaur, but there is no proof. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/P/plesiosaur/#x6)

### note

Say it "PLEE-zee-o-sor". Plural «plesiosaurs». Trap: not a dinosaur — dinosaurs lived on land. The name means "near lizard".

### In the corpora

- [So the flying pterosaurs and the swimming plesiosaurs, mosasaurs and ichthyosaurs were not dinosaurs, even though they lived at the same time.](https://md.mova.elamur.ai/free/en/corpora/school/biology/270-not-dinosaurs-pterosaurs-plesiosaurs-mosasaurs-mary-anning/1/)

### Trees and pragmatics

[Every meaning and example of «plesiosaur» parsed by Mova](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/P/plesiosaur/), each sentence with its dependency tree and frames.