thornback

[ thawrn-bak ]
/ ˈθɔrnˌbæk /

noun

a skate, Raja clavata, of European waters, having short spines on the back and tail.
a California ray, Platyrhinoidis triseriatus, belonging to the guitarfish group.

Origin of thornback

Middle English word dating back to 1250–1300; see origin at thorn, back1

Example sentences from the Web for thornback

British Dictionary definitions for thornback

thornback
/ (ˈθɔːnˌbæk) /

noun

a European ray, Raja clavata, having a row of spines along the back and tail
a similar fish, Platyrhinoidis triseriata, of the Pacific Ocean