To rarefy.
To reduce the amplitude of an electrical, radio, or optical signal.
To weaken.
To reduce in size, force, value, amount, or degree.
To become thin or fine; to grow less.
(of a beer) To become less dense as a result of the conversion of sugar to alcohol.
To reduce the virulence of a bacterium or virus.
To make thinner, as by physically reshaping, starving, or decaying.
Gradually tapering into a petiole-like extension toward the base.
To do something on the behalf of someone.
To assist (a person) in getting something, especially food or drink at table; used with to.
To provide assistance.
To avoid; to prevent; to refrain from; to restrain (oneself). Usually used in nonassertive contexts with can.
To provide assistance to (someone or something).
To contribute in some way to.
A cry of distress or an urgent request for assistance
Action given to provide assistance; aid.
Something or someone which provides assistance with a task.
Documentation provided with computer software, etc. and accessed using the computer.
A study aid.
One or more people employed to help in the maintenance of a house or the operation of a farm or enterprise.
Correction of deficits, as by psychological counseling or medication or social support or remedial training.