# thiouridine

> English word · Noun

## Definitions
1. A compound formally derived from uridine by replacing an oxygen atom with one of sulfur, but especially 4-thiouridine which is used as an affinity label

## Etymology
From thio- + uridine.

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