station, place - proper or designated social situation; "he overstepped his place"; "the responsibilities of a man in his station"; "married above her station"

pharyngeal recess - a small recess in the wall of the pharynx

concave shape, concavity, incurvation, incurvature - a shape that curves or bends inward

alcove, bay - a small recess opening off a larger room

apse, apsis - a domed or vaulted recess or projection on a building especially the east end of a church; usually contains the altar

cinerarium, columbarium - a niche for a funeral urn containing the ashes of the cremated dead

enclosure - artifact consisting of a space that has been enclosed for some purpose

fireplace, hearth, open fireplace - an open recess in a wall at the base of a chimney where a fire can be built; "the fireplace was so large you could walk inside it"; "he laid a fire in the hearth and lit it"; "the hearth was black with the charcoal of many fires"

mihrab - (Islam) a niche in the wall of a mosque that indicates the direction of Mecca

bionomics, environmental science, ecology - the branch of biology concerned with the relations between organisms and their environment

condition, status - a state at a particular time; "a condition (or state) of disrepair"; "the current status of the arms negotiations"