Language Matters | Omicron: where does the variant Covid-19 name come from? The Greek letter’s relationship to ‘eye’, its merging with ‘omega’, and why it’s not STEM-friendly

  • Meaning ‘little o’ in Greek, Omicron has been given a big platform with its designation as the latest Covid-19 variant of concern
  • Unlike other Greek letters, its use in mathematics, science and engineering is comparatively limited for one key reason

Omicron is on everyone’s lips - figurately speaking - but where does the Greek letter come from? Photo: Getty Images / iStockphoto

Alpha, beta, gamma, delta … Ever since the World Health Organization determined in May 2021 that its nomenclature for important strains in the Sars-CoV-2 variant classification would adopt Greek-letter names (as opposed to place-of-origin names, such as “Wuhan virus” or “South African variant”, the practice criticised for contributing to xenophobia and racism), we have all become a little more fluent in the Greek alphabet.

An ancestor of this alphabet you are reading now and of all modern European alphabets, developed in Greece around 1000BC, the Greek writing system was based on the closely related Phoenician script used for the West Semitic languages.

Print option is available for subscribers only.
SUBSCRIBE NOW
Copyright © 2025 South China Morning Post Publishers Ltd. All rights reserved.