A chamber wholly or partly underground.
In anatomy, a pit, depression or simple tubular gland.
A burial location beneath a church, mausoleum.
A small cavity in the body.
Pocketlike structure, as in a part with deep indentations.
A small sac, follicle, or cavity; for example, the crypts of Lieberkuhn’s, which are intestinal glands.
A small sac or cavity extending into an epithelial surface.