Ω

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[[File:Greek uc Omega.svg|280x200px]]
For technical reasons, the OHM SIGN ( - U+2126) also redirects here.
Character Ω
Unicode name GREEK CAPITAL LETTER OMEGA
Code point U+03A9
Unicode block Greek and Coptic
Ψ [U+03A8] [U+03AA] Ϊ
U+2126.svg
Character
Unicode name OHM SIGN
Code point U+2126
Unicode block Letterlike Symbols
[U+2125] [U+2127]

Translingual[edit]

Symbol[edit]

Ω (U+03A9) or (U+2126)

  1. The symbol for ohm, the unit of electrical resistance in the International System of Units.

Derived terms[edit]

Symbol for ohm

Usage notes[edit]

The Unicode Standard states that the U+2126 Ω ohm sign is included in Unicode only for backward compatibility reasons. To represent ohms, the U+03A9 Ω greek capital letter omega is preferred.

See also[edit]


Greek[edit]

Letter[edit]

Ω (O) (uppercase, lowercase ω)

  1. The upper case letter omega (ωμέγα), the 24th and last letter of the modern Greek alphabet.
  2. The upper case letter omega (Ω) is used as the mathematical notation or symbol for the last place in a set or group of items.

Numeral[edit]

Ω (O)

  1. The number 800 in Greek numerals.
  2. The number 800,000 in Greek numerals.

See also[edit]

see: Appendix:Greek alphabet