absorbent
ab-sorb-ent
adjective
Having the capacity to soak up liquids or gases easily.
"This kitchen roll is highly absorbent."
noun
A substance or material that readily soaks up liquids or gases.
"Silica gel is a common absorbent."
Thesaurus
Synonyms: absorbent material, receptive, absorptive, thirsty, assimilating, absorbefacient, assimilatory, hygroscopic, assimilative, spongy, spongelike, shock-absorbent
Antonyms: nonabsorbent, nonabsorptive