# methylmercury

> English word · Noun

## Definitions
1. The organometallic cation CH₃Hg⁺; it is a toxicant that accumulates in the environment in the form of various compounds

## Etymology
From methyl + mercury.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/methylmercury