təˈnjuːɪti a consistency of low viscosity he disliked the thinness of the soup the property of having little body fat relatively small dimension through an object as opposed to its length or width the tenuity of a hair the thinness of a rope the property of being scanty or scattered; lacking denseness the property of being very narrow or thin he marvelled at the fineness of her hair The property of lacking substance or strength. Perhaps because he recognized the thinness of this critique, the language about lack of theory that appeared in the dissertation was replaced in the book by a more modest critique that PWD lacked adequate conceptual definitions.