# Delta variant

> English word · Noun · IPA /ˈdɛltə ˈvæɹiənt/

## Definitions
1. The highly virulent B.1.617.2 strain of the SARS-CoV-2 virus that causes COVID-19.

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