/thuy"leuh suyn', -sin/ , n.
a wolflike marsupial, Thylacinus cynocephalus, of Tasmania, tan-colored with black stripes across the back: probably extinct. Also called Tasmanian wolf .
[ 1830-40; Thylacinus genus name, equiv. to thylac- ( thýlakos pouch) + -inus -INE 1 ]