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attenuation |
Also found in: Medical, Legal, Acronyms, Encyclopedia, Wikipedia | 0.01 sec. |
attenuation [əˌtɛnjʊˈeɪʃən] n 1. the act of attenuating or the state of being attenuated 2. (Physics / General Physics) the loss of energy suffered by radiation as it passes through matter, esp as a result of absorption or scattering 1. Decrease in intensity of a signal, beam, or wave as a result of absorption of energy and of scattering out of the path of a detector, but not including the reduction due to geometric spreading, i.e., the inverse square of distance effect. 2. In mine warfare, the reduction in intensity of an influence as distance from the source increases. 3. In camouflage and concealment, the process of making an object or surface less conspicuous by reducing its contrast to the surroundings and/or background. Also called tone down. ThesaurusLegend: Synonyms Related Words Antonyms
Translations attenuation n (= weakening) → Abschwächen nt, → Abschwächung f; (of statement also) → Abmildern nt, → Abmilderung f; (= making thinner) → Verdünnung f How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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The transition was so sudden, without shade, without gradation of light, without attenuation of the luminous waves, that the orb seemed to have been extinguished by a powerful blow. |
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