Difference between Cyan and Turquoise

Cyan

Part of speech: adjective

Definition: of the colour cyan

Part of speech: noun

Definition: a colour between blue and green in the visible spectrum; the complementary colour of red; the colour obtained by subtracting red from white light.

Turquoise

Part of speech: adjective

Definition: Made of turquoise (the gemstone).Having a pale greenish-blue colour.

Part of speech: noun

Definition: A sky-blue, greenish-blue, or greenish-gray semi-precious gemstone.A pale greenish-blue colour, like that of the gemstone.

Example sentence: Turquoise is my birthstone; I'm a Sagittarius.