etchant

noun

etch·​ant ˈe-chənt 

: etch sense 2

Examples of etchant in a Sentence

Recent Examples on the Web

The analogy that the research team gave is that using chemical etchants to sculpt atomic-sized graphene would be like making patterns in a thin piece of paper with a hacksaw. — Dexter Johnson, IEEE Spectrum, 28 Apr. 2015

Chiang’s team used a liquid reagent made of water and ammonium fluoride — the active chemical in glass etchant — to do the exact opposite. — Mrigakshi Dixit, Interesting Engineering, 28 May 2026

Word History

First Known Use

1904, in the meaning defined above