Definition of "attenuate" in English

verb

1. (transitive) To reduce in size, force, value, amount, or degree.

2. (transitive) To make thinner, as by physically reshaping, starving, or decaying.

3. (intransitive) To become thin or fine; to grow less.

4. (transitive) To weaken.

5. (transitive) To rarefy.

6. (transitive, medicine) To reduce the virulence of a bacterium or virus.

7. (transitive, electronics) To reduce the amplitude of an electrical, radio, or optical signal.

8. (brewing) (of a beer) To become less dense as a result of the conversion of sugar to alcohol.

adjective

1. Slender, thin.

2. (in consistency) Rarefied, thin, refined.

3. (botany, of leaves) Gradually tapering into a petiole-like extension toward the base.