contortuosityrare.|kənˌtɔːtjuːˈɒsɪtɪ| [f. L. contortus(see contort), after tortuōsitās tortuosity.] The condition of being twisted together or round each other; intricate twistedness. 1868Contemp.Rev. IX. 282 The peculiar contortuosity, twistiness of beech roots.