Omicron

usgb/ˈɑːməkrɑːn,ˈəʊməkrɑːn/
noun

Omicron is the 15th letter of the Greek alphabet.

In the Greek alphabet, 'omicron' comes after 'xi' and before 'pi'.
Visual representation of "omicron" - Omicron is the 15th letter of the Greek alphabet.

Often appears as...

  • greek alphabet
  • small omicron

Usage tips

Academic

Definition 1 of 2
Visual representation of "omicron"
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Pronunciation

The 'o' in 'omicron' is short, like in 'off', not long as in 'mode'.

Illustration for Pronunciation
Pronounce it 'AH-muh-krahn', not 'oh-MEE-kron'.
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Not Numeric

'Omicron' represents a letter, not a number, unlike Roman numerals.

Illustration for Not Numeric
'Omicron' is a letter, just like 'A' in the English alphabet.
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Greek Origin

Knowing 'omicron' is Greek helps when encountering other Greek terms in English.

Illustration for Greek Origin
After learning 'omicron', Greek words like 'epsilon' or 'beta' will feel familiar.
Visual representation of the word "Omicron"

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