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attenuate (verb) to make thin or slender; weaken.
When we attenuate something we make it thin. For example, when an army under a heavy attack loses a large number of its soldiers, its lines are attenuated. That is, the army lines are made thin. To attenuate is also to weaken. Drugs have the effect of attenuating harmful bacteria or viruses. That is, they make the bacteria or the viruses weak. An attenuated medicine does not have the effect as a medicine of the required density. Vaccination is a process by which attenuated bacteria are injected into the body.
- The advent of the television and other home entertainment media has attenuated audiences in movie and drama theaters, and as result, most of them are facing closure, and some have already closed down.
- The phenomenal progress in science and technology and the consequent higher employability of science qualified persons has attenuated enrollment into the arts and humanities courses in the universities.