tortoise /törˈtəs, -toiz or -tois/

1. Any land or freshwater (rarely marine) chelonian of the family Testudinidae, with a dome-shaped leathery shell (now, in Britain, usu restricted to land forms)
2. A testudo (military)

tortoise beetle noun

1. Any of various beetles (Cassidinae) of the family Chrysomelidae which resemble the tortoise, having broad, often brightly-coloured or metallic wing-covers
2. (specif) a green leaf-beetle (Cassida viridis)

tortoise plant noun

Elephant's-foot

tortoiseshell /törˈtə-shel/ noun

1. The shell of a tortoise
2. A translucent mottled material, the horny plates (esp of the back) of the hawksbill turtle
3. A similar synthetic material
4. A tortoiseshell butterfly or cat

adjective

Made of, or mottled like, tortoiseshell

tortoiseshell butterfly noun

Any of several species of butterfly with orange or reddish wings marked with black and yellow, edged with blue, etc, esp Aglais urticae (small tortoiseshell), and Nymphalis polychlorus (large tortoiseshell)

tortoiseshell cat noun

A domestic cat (nearly always female) mottled in yellow and black

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