Alleviate vs. Attenuate — What's the Difference?

Make (suffering, deficiency, or a problem) less severe

To make slender, fine, or small

To make (pain, for example) less intense or more bearable

To reduce in force, value, amount, or degree; weaken

To lessen or reduce

To lessen the density of; rarefy.

(transitive) To reduce or lessen the severity of a pain or difficulty .

(Biology) To make (bacteria or viruses) less virulent.

To lighten or lessen the force or weight of.

(Electronics) To reduce (the amplitude of an electrical signal) with little or no distortion.

To lighten or lessen (physical or mental troubles); to mitigate, or make easier to be endured; as, to alleviate sorrow, pain, care, etc. ; - opposed to aggravate.

To become thin, weak, or fine.

To extenuate; to palliate.

Reduced or weakened, as in strength, value, or virulence.

Provide physical relief, as from pain;

(Botany) Gradually tapering to a slender point.

Make easier;

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

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

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

(transitive) To weaken.

(transitive) To rarefy.

To reduce the virulence of a bacterium or virus.

To reduce the amplitude of an electrical, radio, or optical signal.

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

Gradually tapering into a petiole-like extension toward the base.

To make thin or slender, as by mechanical or chemical action upon inanimate objects, or by the effects of starvation, disease, etc., upon living bodies.

To make thin or less consistent; to render less viscid or dense; to rarefy. Specifically: To subtilize, as the humors of the body, or to break them into finer parts.

To lessen the amount, force, or value of; to make less complex; to weaken.

To become thin, slender, or fine; to grow less; to lessen.

Made thin or slender.

Made thin or less viscid; rarefied.

Weaken the consistency of (a chemical substance)

Become weaker, in strength, value, or magnitude

Reduced in strength;