单词 | Polacanthus |
释义 | Polacanthus/ˌpɒləˈkanθəs/Palaeontology noun A genus of nodosaurid dinosaurs characterized by large bony spines that were probably arranged on both sides of the backbone; (also polacanthus) a dinosaur of this genus.
OriginMid 19th century; earliest use found in The Illustrated London News. From scientific Latin Polacanthus from ancient Greek πολυ- + ἄκανθα thorn, spine + scientific Latin -us, after classical Latin masculine nouns in -us (to match the names of other dinosaur genera). |
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