What does "adsorb" mean?

To accumulate on a surface, by adsorption.

What is a synonym for "adsorb"?

Common synonyms include: absorb, absorbing, assimilate, blot, blot up, chemisorb.

/ədˈzɔːb/ verb

verb ·Rare ·Advanced level

Verb

1
To accumulate on a surface, by adsorption. physical, transitive
"The gas was purified by adsorbing the impurities onto active carbon."
2
accumulate (liquids or gases) on the surface wordnet

"Glass will adsorb water readily, which is why we see a thin film of water on recently washed drinking glasses."

From French adsorber, from Latin ad- (“to”) + sorbeō (“suck in”).