What does "intensity" mean?
Intensity: (Physics) The amount or degree of energy with which a force operates or a cause acts; effectiveness, as estimated by results produced.
Additional senses
- 2.(Mech.) The magnitude of a distributed force, as pressure, stress, weight, etc., per unit of surface, or of volume, as the case may be; as, the measure of the intensity of a total stress of forty pounds which is distributed uniformly over a surface of four square inches area is ten pounds per square inch.
- 3.(Photog.) The degree or depth of shade in a picture.
Sources
- Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).
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- Published: 2026-07-17T00:00:00-07:00 · Modified: 2026-07-17T00:00:00-07:00