noun (n)

• a gliding joint between the distal ends of the tibia and fibula and the proximal end of the talus(noun.body)

  Synonym:
  ankle, ankle joint, articulatio talocruralis
  

  source: wordnet30
• a joint made by inserting tenon on one piece into mortise holes in the other(noun.artifact)

  Synonym:
  mortise-and-tenon joint
  

  source: wordnet30