# polymethylene

> English word · Noun

## Definitions
1. Any organic compound having a general formula (CH₂)ₙ
2. Any of many organic compounds either having a polymeric structure of repeating -CH₂- groups

## Etymology
From poly- + methylene.

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