ω (EN)

noun, symbol

noun “ω”

1. the last letter of the Greek alphabet
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   In learning Greek, he discovered that "ω" is the final letter of the alphabet.

symbol “ω”

1. (in mathematics) a symbol representing the smallest infinite ordinal number
   In set theory, "ω" denotes the first infinite ordinal, corresponding to the natural numbers.
2. (in physics) a symbol representing angular frequency
   The physicist calculated the wave's angular frequency using "ω" in the formula.