(statistics, signal processing) A signal processing technique for efficiently acquiring and reconstructing a signal, by finding solutions to underdetermined linear systems.

(mathematics, computing) Represented by the minimum number of bits that can represent the maximum value (of an integer variable)

plural of compressed yeast

(historical) A strong metal chamber in which a patient can sit, and into which air is driven by a steam engine to any required pressure; an obsolete form of physical therapy.

plural of compressed-air bath

(computing) Any of several techniques for reducing the number of bits needed to represent an item of digital data, either to save storage or to use less bandwidth when transmitting it

(automotive) The ratio of the volume between the cylinder head of an internal combustion engine and the piston before and after the compression stroke

A process in modelbuilding, in which bulky and/or repetitious elements of the prototype being modeled are omitted, in order to capture the important details in a smaller-than-scale model.

(physics) Any wave that is propagated by the compression of a fluid; examples include sound

The tendency of soft materials, such as elastomers, to undergo permanent deformation; the tendency of such materials to have a memory or to lose their ability to recover in a completely elastic manner.