attenuated

[ uh-ten-yoo-ey-tid ]
See synonyms for attenuated on Thesaurus.com
adjective
  1. weakened: My father had a somewhat attenuated relationship with his own family, as his childhood was quite traumatic.

  2. thin; slender or fine: Images of the conjoined twins’ brains reveal an attenuated line stretching between the two organs, called a thalamic bridge.

  1. 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.

  2. Electronics. (of an electronic signal) reduced in amplitude: Accuracy decreases in the case of reflected or attenuated signals—for example, inside buildings.

verb
  1. the simple past tense and past participle of attenuate.

Origin of attenuated

1

Other words from attenuated

  • sub·at·ten·u·at·ed, adjective
  • un·at·ten·u·at·ed, adjective
  • un·at·ten·u·at·ed·ly, adverb

Words Nearby attenuated

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use attenuated in a sentence