verb (attenuat, ing)
- (transitive) To reduce in size, force, value, amount, or degree
- (transitive) To weaken
- (transitive) To rarefy
- (transitive) To reduce the virulence of a bacteria or virus
- (transitive) (electronics) To reduce the amplitude of an electrical signal
- (botany, of leaves) Gradually tapering into a petiole-like extension toward the base.
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Full Definition of attenuate