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attenuated
[ uh-ten-yoo-ey-tid ]
adjective
- weakened:
My father had a somewhat attenuated relationship with his own family, as his childhood was quite traumatic.
- thin; slender or fine:
Images of the conjoined twins’ brains reveal an attenuated line stretching between the two organs, called a thalamic bridge.
- Bacteriology, Immunology. (of a strain of disease-causing virus or bacterium) rendered less virulent:
The attenuated poliovirus in the Sabin vaccine replicates very efficiently in the gut, but less so in the nervous system.
- Electronics. (of an electronic signal) reduced in amplitude:
Accuracy decreases in the case of reflected or attenuated signals—for example, inside buildings.
verb
- the simple past tense and past participle of attenuate ( def ).
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Other Words From
- sub·at·ten·u·at·ed adjective
- un·at·ten·u·at·ed adjective
- un·at·ten·u·at·ed·ly adverb
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Word History and Origins
Origin of attenuated1
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Example Sentences
We live in an era of shortened attention spans and attenuated half-lives for products, companies, and business models.
His cropped leather jackets with their dolman sleeves were perfectly proportioned over his attenuated, back-slit skirts.
Such of the sound waves is pass through the second nick will become attenuated in charging the chamber B.
Beneath those robes must have been a body as attenuated as a skeleton, as different as an insect's from man's.
Dr. Henry Brodrick was a tall, attenuated John, with a slightly, ever so slightly receding chin.
Sahib, what could my attenuated and wasted frame do against men who had suffered no misery like mine?
Harvey glanced rather contemptuously at the lean, attenuated arm that the other displayed, where he had rolled his cuffs back.
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