The definition of compression is the action or state of being squished down or made smaller or more pressed together. When a pile of material is squished together and made smaller and more dense, this is an example of compression. YourDictionary definition and usage example.What is the definition of compression wave?
compression wave. noun. A wave propagated by means of the compression of a fluid, such as a sound wave in air. THE AMERICAN HERITAGE® DICTIONARY OF THE ENGLISH LANGUAGE, FIFTH EDITION by the Editors of the American Heritage Dictionaries.What are some examples of compressional waves?
One example of a compressional wave is a sound wave - which travels through air, an elastic medium, with the help of pressure. The speed with which a sound wave travels through air depends on the characteristics of the air. ... Another example of a compressional wave is seismic P-waves, or primary waves - these are created during an earthquake.