mortise_joint
1. [ noun ] (anatomy) a gliding joint between the distal ends of the tibia and fibula and the proximal end of the talus
Synonyms: ankle articulatio_talocruralis ankle_joint
Related terms: gliding_joint leg anklebone
2. [ noun ] a joint made by inserting tenon on one piece into mortise holes in the other
Synonyms: mortise-and-tenon_joint
Related terms: joint tongue_and_groove_joint dovetail tenon mortise