AY.4.2
Translingual
![](Images/wiktionary/FireIcon.svg.png.webp)
Alternative forms
- AY4.2, AY4-2, AY-4-2, AY42
Etymology
From being a variant of AY.4
Proper noun
AY.4.2
- (virology) A virulent variant of the SARS-CoV-2 Coronavirus, which causes COVID-19; starting a new wave and becoming dominant in the United Kingdom in late 2021. It is a sublineage of B.1.617.2 (“Delta variant (“Indian variant”)”) with the K417N spike protein mutation.
Synonyms
- δ+
- Δ+
Hypernyms
- Coronavirus
- CoV
- SARS-CoV-2
- SARSr-CoV
- Virus
Related terms
- AY.4
- AY.4.1
- AY.4.3
Coordinate terms
- 417K
- 417N
- K417N
Translations
Translations
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