Bent in different directions; wreathed; twisted; winding; as, a tortuous train; a tortuous train; a tortuous leaf or corolla.
source: Webster 1913
adjective satellite
highly complex or intricate and occasionally devious
The Byzantine tax structure. Byzantine methods for holding on to his chairmanship. Convoluted legal language. Convoluted reasoning. The plot was too involved. A knotty problem. Got his way by labyrinthine maneuvering. Oh, what a tangled web we weave. Tortuous legal procedures. Tortuous negotiations lasting for months.
source: WordNet 3.0
marked by repeated turns and bends
A tortuous road up the mountain. Winding roads are full of surprises. Had to steer the car down a twisty track.
