omicrons
Fifteenth Greek letters
Omicrons is the plural of omicron, the fifteenth letter of the Greek alphabet (Ο, ο).
The name means "little O," distinguishing it from omega ("big O").
The letter gained sudden visibility when a COVID-19 variant was designated Omicron in 2021: The omicrons spread faster than previous variants.
First Greek letter
Differing form of something
- mutationPermanent DNA alteration
- strainExcessive stretching force
- coronavirusSpike-ringed viral family
- pandemicGlobal disease outbreak
spike protein · transmission · infection · outbreak · surge · wave · vaccine · booster
Prone to fluctuation
- constantFixed, unvarying quantity
- coefficientNumber multiplying a variable
- parameterBoundary-setting factor
- notationSystem of written symbols
symbol · subscript · summation · series · limit · asymptotic · placeholder · index
alpha
First Greek letter
epsilon · zeta · eta · theta · iota · kappa · lambda · mu · nu · xi
variant
Differing form of something
- mutationPermanent DNA alteration
- strainExcessive stretching force
- coronavirusSpike-ringed viral family
pandemic · spike protein · transmission · infection · outbreak · surge · wave · vaccine · booster · immunity
variable
Prone to fluctuation
- constantFixed, unvarying quantity
- coefficientNumber multiplying a variable
- parameterBoundary-setting factor
notation · symbol · subscript · summation · series · limit · asymptotic · placeholder · index