(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

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.

(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 marketing to young children of items for older children and adults.

(military, historical) A kind of mine producing a wide crater.

form-fitting shorts, usually worn by athletes, that cover the wearer's waist to mid- or lower thigh, similar to cycling shorts

Reaction wood, in gymnosperms and amborella, that forms on the side of the part which is under compression and straightens its bend, and which has a lower percentage of cellulose and a higher percentage of lignin than normal wood.

plural of compression wave