Air that is heated and directed through ducts, plenums, etc. to the rooms in a building, as a form of central heating.

plural of force diagram

Synonym of free body diagram

(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").

plural of force pair

A feat demonstrating brilliance or mastery in a field.

(physics) One of the four fundamental forces that is associated with nuclear decay. Its gauge bosons are the W⁺, W⁻ and Z⁰ particles.

(physics) The color force, a fundamental force that is associated with the strong bonds, created by the associated bosons known as gluons, between quarks and other subatomic particles.

The French nuclear deterrence force developed by Charles de Gaulle.

The science and technology associated with the design and use of atomic force microscopes