1) Articulate 2) Articulated 3) Formed with knots or nodes 4) Like a human arm or leg 1) Articulated 
• (a.) Having joints; articulated; full of nodes; knotty; as, a jointed doll; jointed structure. • (imp. & p. p.) of Joint
Bearing distinct joints or nodes.
having nodes, or points of real or apparent divisions along the stem or psuedobulb.
Joint'ed adjective Having joints; articulated; full of nodes; knotty; as, a jointed doll; jointed structure. 'The jointed herbage.' J. Philips. -- 
With nodes, or points of real or apparent articulation.
When stiff body parts are connected by a soft flexible region, the body is said to be jointed.
When stiff body parts are connected by a soft flexible region, the body is said to be jointed.
[adj] - (zoology) having joints or jointed segments
adjective having joints or jointed segments;
having or provided with joints. · formed with knots or nodes.