# R0

> English word · Noun · IPA /ɑɹˈnɔt/ · frequency rank #78,978

## Definitions
1. R₀ (“basic reproductive rate”)

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/r0