scrubber, n.
(scrubbers)
(scrubbers)
a purifier that removes impurities from a gas
<noun.artifact>
scrubber
semantic pointers
hypernym
a brush with short stiff bristles for heavy cleaning
<noun.artifact>
scrub brush scrubber scrubbing brush
a worker who uses a scrub brush to clean a surface (usually a floor or deck)
<noun.person>
scrubber