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Variant Definition & Meaning - Merriam-Webster
The meaning of VARIANT is manifesting variety, deviation, or disagreement. How to use variant in a sentence.
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.
VARIANT | definition in the Cambridge English Dictionary
VARIANT meaning: 1. something that is slightly different from other similar things: 2. a form of a virus or disease…. Learn more.
COVID-19 variants: What's the concern? - Mayo Clinic
2024年6月21日 · The main variant in the United States is omicron. This variant spreads more easily than the original virus that causes COVID-19 and the delta variant. But omicron seems to cause less severe disease.
Variants of SARS-CoV-2 - Wikipedia
The term variant of concern (VOC) for SARS-CoV-2, which causes COVID-19, is a category used for variants of the virus where mutations in their spike protein receptor binding domain (RBD) substantially increase binding affinity (e.g., N501Y) in RBD-hACE2 complex (genetic data), while also being linked to rapid spread in human populations ...
Variant - definition of variant by The Free Dictionary
variant - something a little different from others of the same type; "an experimental version of the night fighter"; "a variant of the same word"; "an emery wheel is the modern variation of a grindstone"; "the boy is a younger edition of his father"
Variant Definition & Meaning | Britannica Dictionary
A new variant of the disease has appeared.
Variants Happen | NCIRD | CDC
2023年10月27日 · A variant is a change in the virus. A new variant may infect people more easily, spread faster, or cause people to get sicker. Nevertheless, nearly all the SARS-CoV-2 variants currently circulating in the United States are closely related to the variant used for the updated 2023-2024 COVID-19 vaccines.
What is a variant? An expert explains | News - Wellcome
2021年11月29日 · 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 mutations.
What is a variant, how does it form, and why is it harmful?
Variants of COVID-19 are spreading in the United States and in many parts of the world. A variant is a mutated version of a virus that is produced when the virus replicates — when it is transmitted. But how exactly do variants form and why should we be concerned about them?