the process by which a virus, bacterium, etc., changes under laboratory conditions to become harmless or less virulent.
Physics. a decrease in a property, as energy, per unit area of a wave or a beam of particles, occurring as the distance from the source increases as a result of absorption, scattering, spreading in three dimensions, etc.
- sub·at·ten·u·a·tion, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use attenuation in a sentence
The resulting sense of deep connectedness and ego attenuation mirrors feelings commonly brought about by a psychedelic experience.This Week’s Awesome Tech Stories From Around the Web (Through August 13) | Singularity Hub Staff | August 13, 2022 | Singularity Hub
If you love getting down front in the action, go for more attenuation.
Also available in a Smaller Ears model, as well as a Slide model that offers adjustable attenuation—a feature usually only seen in high-end models.
He self-punishes to the nth degree, practices daily to extremes, is lean to the point of attenuation, and when he does yogic stretches for his hamstrings, he is looking not for normal flexibility but for beyond-maximal ranges of motion.Novak Djokovic is driven by an obsession, but that always has a cost | Sally Jenkins | January 17, 2022 | Washington Post
There is no growth in the idea of god, there is only an attenuation.Theism or Atheism | Chapman Cohen
It is to be given at the first attenuation three times daily in half gr.An Epitome of Homeopathic Healing Art | B. L. Hill
The old man stared at this cynical announcement: he searched his visitor's face for some attenuation of the words.The Tragic Muse | Henry James
Peter was pinguid, plump, and plethoric—she was thin to attenuation.The Bunsby papers | John Brougham
There was considerable attenuation of the walls of both auricles and ventricles.An Investigation into the Nature of Black Phthisis | Archibald Makellar
British Dictionary definitions for attenuation
the act of attenuating or the state of being attenuated
the loss of energy suffered by radiation as it passes through matter, esp as a result of absorption or scattering
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012