adsorbent

noun

ad·​sor·​bent ad-ˈsȯr-bənt 

-ˈzȯr-

: a usually solid substance that adsorbs another substance

adsorbent adjective

Examples of adsorbent in a Sentence

Recent Examples on the Web

Previous attempts at extracting uranium ions have relied on a passive system in which adsorbents remain stationary and wait for uranium ions to pass through them for trapping. — Ameya Paleja, Interesting Engineering, 27 Apr. 2026

The structure of geopolymers can also be designed to act as adsorbents, attracting toxic metals in wastewater and capturing and storing radioactive wastes. — Alcina Johnson Sudagar, The Conversation, 12 Feb. 2026

Plants like these are designed to strip the carbon from the process gas with a bespoke adsorbent that’s perfectly shaped to capture CO2 molecules. — Yessenia Funes, Vox, 9 Aug. 2024

Most companies today use a variation of the aluminum adsorbents first invented 60 years ago. — IEEE Spectrum, 31 Oct. 2023

Word History

Etymology

adsorb + -ent (after absorbent)

First Known Use

1900, in the meaning defined above

Rhymes for adsorbent

• absorbent
• immunosorbent
• sorbent

Medical Definition

adsorbent

1 of 2 adjective

ad·​sor·​bent -bənt 

: having the capacity or tendency to adsorb

adsorbent

2 of 2 noun

: a usually solid substance that adsorbs another substance