# vinylketene

> English word · Noun

## Definitions
1. An unsaturated ketene with IUPAC name 1,3-butadien-1-one.

## Etymology
vinyl + ketene

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