"Tortoiseshell" refers to the pattern on the shell of a tortoise, which is made up of different shades of brown, yellow, and black. It can also describe a material made from the shell that is used in jewelry or accessories. Full definition
Virginia was the poster child for «tortitude» — that unique personality of tortoiseshell cats. (consciouscat.net)
It is a clean white scoop neck shift dress accessorised with tortoiseshell sunglasses and, seemingly without explanation, later a brown belt. (clothesonfilm.com)
In a nude off - the - shoulder midi dress, small cat eye tortoiseshell sunglasses from her latest Vogue Eyewear collection, a fuzzy - handled Fendi bag, and white leather pointed - toe Fendi boots from the Fall 2018 collection while out and about in Paris. (harpersbazaar.com)