(military) Alternative form of spaceforce / Used other than figuratively or idiomatically: see space, force.

(anatomy) An anatomic space between two ribs, containing the intercostal muscles, nerves, arteries, veins and lymph nodes.

An open-air area, such as a park or public garden with no (or very few) buildings, often in an urban area and designated by a local authority or government as such.

(topology) A topological space X (generally assumed to be connected) together with a continuous map μ : X × X → X with an identity element e such that μ(e, x) = μ(x, e) = x for all x in X.

The air space used by unmanned aerial vehicles

(geography) The area within which a person moves, acts, and makes decisions about what they do

(BDSM, neologism) The state of mind a little enters when they are comfortable engaging in ageplay.

(anatomy) A fluid-filled space or potential space between the dura mater and the arachnoid mater.

The comprehensive scientific study of extraterrestrial intimacy and sexuality.

plural of space tourist