Added 10 October 2026 chemisorption noun Categories: ActionsRare Words noun ! Definition from WordNet 3.1, Princeton University. More about chemisorption at Wordnik → Where our words come from → Adsorption (especially when irreversible) by means of chemical instead of physical forces. chemisorption of gaseous nitrogen on iron catalysts Related Words: chemosorptiondissociativeelectrosorptionsorptiondesorbtiondesorptionadsorbtionreadsorptionsorbingadsorptionthermodesorption Back to today's word