title: Omicron (disambiguation)
text: # Omicron (disambiguation)
  
  Omicron (Ο or ο) is a letter of the Greek alphabet.
  
  Omicron, Omikron, Ο or ο may also refer to:
  
  ## Science
  
  * SARS-CoV-2 Omicron variant, a variant of the virus that causes COVID-19
  * Omicron (wasp), a genus of wasps
  * Polynucleobacter necessarius, a bacterium originally designated as Omicron (German: Omikron)
  
  ## Other uses
  
  * ο, ο, Οʹ, the number 70 in ancient, Byzantine and modern Greek numerals
  * Omicron (film), a 1963 Italian film
  * Omicron Hill, a summit in Alaska, US
  * Omikron: The Nomad Soul, an adventure video game
  