ABSORBENT CLEANER is a type of cleaner that is used to absorb dirt, dust, and other debris from surfaces. It is usually made of a SPONGE-like material that is highly absorbent and can be used to clean a variety of surfaces. The term ABSORBENT CLEANER can also refer to a type of cleaning product that is specifically designed to absorb dirt and debris from surfaces. SPONGE is a 6 letter word that is often used to describe the material used in ABSORBENT CLEANERS.