# phosphaalkene

> English word · Noun

## Definitions
1. an organophosphorus compound with a double bond between carbon and phosphorus (R₂C=PR)

## Etymology
From phospha- + alkene.

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