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Webster 1913 Edition
Hylaeosaurus
{
Hy′læ-o-saurˊ
, ‖Hyˊlæ-o-sau′rus
, }Noun.
[NL.
hylaeosaurus
, fr. Gr. [GREEK] belonging to a forest (fr. [GREEK] wood) + [GREEK] a lizard.] (Paleon.)
A large Wealden dinosaur from the Tilgate Forest, England. It was about twenty feet long, protected by bony plates in the skin, and armed with spines.