tor ‧ toise ‧ shell /ˈtɔːtəsʃel, ˈtɔːtəʃel $ ˈtɔːr-/ BrE AmE noun
1 . [uncountable] a hard shiny brown and white material made from the shell of a tortoise
2 . [countable] a cat that has yellow, brown, and black marks on its fur
3 . [countable] a ↑ butterfly that has brown and orange wings