hinge
1. [ noun ] a joint that holds two parts together so that one can swing relative to the other
Synonyms: flexible_joint
Related terms: joint butt_hinge tee_hinge strap_hinge gate exterior_door swing_door car_door French_door bi-fold_door pintle
2. [ verb ] attach with a hinge
Related terms: attach
3. [ noun ] a circumstance upon which subsequent events depend
Examples:

"his absence is the hinge of our plan"

Related terms: circumstance
Similar spelling:   Hinze
  Hines
  Himes