BA.1

See also: ba1 and Ba1

Translingual
This Translingual term is a hot word. Its inclusion on Wiktionary is provisional.

Wikidata

Alternative forms
  • BA1, BA 1, BA-1, B-A-1, B A 1, B.A.1

Etymology

From being being assigned B.1.1.529.1 when the second variant occurred, and then shortened. Pango notation does not officially support 4 sublevels, leading to a need to renumber "B.1.1.529.1", thus shortened to a new base "BA" for "B.1.1.529" and ".1" becoming "BA.1"

Proper noun

BA.1

  1. (virology) The first Omicron variant. A highly transmissible though milder variant of the SARS-CoV-2 Coronavirus, which causes COVID-19; first detected in 2021 in South Africa and Botswana.

Synonyms
  • B.1.1.529.1

Hypernyms

Coordinate terms
  • B.1.1.529
  • B.1.1.529.1
  • B.1.1.529.2
  • B.1.1.529.3
  • B.1.1.529.4
  • B.1.1.529.5
  • BA.2
  • BA.3
  • BA.4
  • BA.5
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