- a wing membrane, as of a bat.
- the extensible fold of skin of certain insects or of a gliding mammal or reptile, as a flying squirrel.
- either of two small processes on the anterior thorax, found especially among butterflies and moths.
Origin of patagium
1820–30; < New Latin, special use of Latin patagium tunic border
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for patagium
Patagium complete, enveloping the arms completely, so that the whole body represents a regular hexagonal disk.
Patagium incomplete, enveloping only the basal half of the arms, with four to five rectilinear parallel chamber-rows.
Patagium complete, enveloping the whole disk with the arms, and forming a larger elliptical disk of looser framework.
Patagium incomplete, enveloping only the basal half of the arms as a circular spongy disk of loose framework.
Patagium incomplete, enveloping only the basal half of the arms, and forming a circular disk of looser framework.
- a web of skin between the neck, limbs, and tail in bats and gliding mammals that functions as a wing
- a membranous fold of skin connecting margins of a bird's wing to the shoulder
C19: New Latin from Latin, from Greek patageion gold border on a tunic
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012