the world > life > the body > digestive or excretive organs > digestive organs > mouth > substance or parts of teeth > [noun] > socket (3)
Anatomy. A hollow or cavity in which some part or articulation (as a tooth, eye, bone, etc.) is inserted.
Anatomy and Zoology. The cavity in a jawbone in which the root of a tooth is contained; a tooth socket.
a sac or hollow structure of connective tissue, within which a tooth is developed.