plesiosaur

Fetched 2026-10-26 (cache).

Synonyms: pliosaur, plesiosauri, plesiosaurs

Antonyms: pliosaur, plesiosauri, plesiosaurs

Related words from Datamuse; suggestions, not definitions.

Noun

1. Any of the order †{{taxfmt|Plesiosauria|order}} of [[extinct]] [[marine]] [[reptile]]s, from the [[Jurassic]] and [[Cretaceous]] periods. {{defdate|from ''c''. 1840}}

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.