leatherback
noun/ˈlɛ.ðɚ.bæk/
Etymology From leather + back.
1
Any of species Dermochelys coriacea, of large sea turtles, with leathery backs.
2
A lesser queenfish (Scomberoides lysan).
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.