Main Entry: pa·ta·gi·um

Pronunciation: \pə-ˈtā-jē-əm\

Function: noun

Inflected Form(s): plural -gia\-jē-ə\

Etymology: New Latin, from Latin, gold edging on a tunic

Date: 1826

1 : the fold of skin connecting the forelimbs and hind limbs of some tetrapods (as flying squirrels)
2 : the fold of skin in front of the main segments of a bird's wing

[patagium illustration]