(physics, mechanics) Two forces acting at the same point with equal magnitude but opposite direction, resulting from Newton's third law ("every action has an equal and opposite reaction").

An emergency aircraft landing made under adverse circumstances, such as engine failure, fire, or adverse weather conditions, beyond the control of the pilot.

Alternative spelling of force field

Alternative spelling of g-force

(military) The military air force of a particular armed forces. / (US, military, politics) Ellipsis of United States Air Force.

(British spelling) Alternative spelling of forced labor

(US) Alternative spelling of labour force

Alternative spelling of life force

Alternative spelling of force out

Alternative form of strikeforce