An opening; a hollow; a bending.
A bay of the sea; a recess in the shore.
A cavity; a depression. Specifically:
A cavity in a bone or other part, either closed or with a narrow opening.
A dilated vessel or canal.
A narrow, elongated cavity, in which pus is collected; an elongated abscess with only a small orifice.
A depression between adjoining lobes.
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