scrubbing
verb
Definitions
To rub hard; to wash with rubbing; usually, to rub with a wet brush, or with something coarse or rough, for the purpose of cleaning or brightening
Example: to scrub a floor
To rub anything hard, especially with a wet brush; to scour
To be diligent and penurious
Example: to scrub hard for a living
To call off a scheduled event; to cancel.
Example: Engineers had to scrub the satellite launch due to bad weather.
noun
Definitions
An act of cleaning in which something is scrubbed.
The removal of impurities from gas.