tortuosity noun. [tɔ:tʃʊ'ɒsɪti, 'tɔ:tjʊ-] LME.
[Late Latin tortuositas, from Latin tortuosus: see TORTUOUS, -ITY.]
1. The quality or condition of being tortuous; twistedness, sinuosity; an instance of this. LME.

2. A twisted or sinuous thing; a twist, a turn (lit. & fig.). M17.

3. A measure of the degree to which a pathway, esp. a pore in a material, is convoluted, calculated as the ratio of its actual length to the straight-line distance between its ends. M20.

[TahlilGaran] English Dictionary ▲