VARIANT Definition & Meaning - Merriam-Webster
The meaning of VARIANT is manifesting variety, deviation, or disagreement. How to use variant in a sentence.
Is there a new flu strain? What to know about Influenza A variant
Jan 13, 2026 · A new flu strain has been detected, with the variant dubbed influenza A subclade K. How severe is the strain and does the vaccine protect against it?
COVID-19 variants: What's the concern? - Mayo Clinic
Oct 24, 2025 · If a mutation changes how a virus acts in a group of people, it's called a variant. Scientists across the world track the changes in the virus variants that cause COVID-19.
XFG: What to Know About the New COVID Variant Nicknamed ‘Stratus’
Sep 24, 2025 · The new COVID-19 variant, Stratus, is driving cases in the U.S. Learn how contagious it is, common symptoms, vaccine protection, and where cases are rising.
VARIANT | English meaning - Cambridge Dictionary
VARIANT definition: 1. something that is slightly different from other similar things: 2. a form of a virus or disease…. Learn more.
Variants and Genomic Surveillance | COVID-19 | CDC
Aug 28, 2025 · New variants of SARS-CoV-2 are expected to continue to emerge. Some variants will emerge and disappear, while others will emerge and continue to spread and may replace previous …
What is a variant? An expert explains - News | Wellcome
Nov 29, 2021 · Any change to the viral genetic sequence during this process is known as a mutation, and viruses with new mutations are sometimes called variants. Variants can differ by one or multiple …
What do we know about the new Omicron subvariant of COVID, …
May 30, 2025 · A variant is a subgroup of viruses within a species that share an inherited set of distinctive changes in their genetic code. When a virus replicates or makes copies of itself, errors can …
What COVID-19 variants are going around in December 2025?
Dec 24, 2025 · When you receive a COVID-19 test, you won't find out which variant caused your infection. That's because COVID-19 tests only detect the presence of the virus – they don't …
COVID-19 variants | WHO COVID-19 dashboard - datadot
Dec 2, 2024 · When these changes become significantly different to a previously detected virus, these new virus types are known as “variants.” To identify variants, scientists map the genetic material of …