A room, or section, or chamber

One of the parts into which an area is subdivided.

(biochemistry) Part of a protein that serves a specific function.

(heraldry) A mound (often of grass), shelf (of e.g. wall) or other thing beneath the shield in a coat of arms on which the supporters stand.

(anatomy) A region in the body, delimited by a biological membrane.

(transitive) To arrange in separate compartments.