# unikernel

> English word · Noun

## Definitions
1. A specialised, fixed-purpose machine image which can run directly on hardware or a hypervisor without an operating system such as Linux.

## Etymology
From uni- (“single-”) + kernel.

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