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Webster 1913 Edition

Adj.

[Gr. [GREEK] out + [GREEK], [GREEK], a shield.]

(Zoöl.)

Having the anterior scutes extending around the tarsus on the outer side, leaving the inner side naked; – said of certain birds.

exaspidean ‎(comparative more exaspidean, superlative most exaspidean)

(zoology) Having the anterior scutes extending around the tarsus on the outer side, leaving the inner side naked; said of certain birds.