Ω
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Translingual edit
Symbol edit
Ω
- The symbol for ohm, the unit of electrical resistance in the International System of Units.
Usage notes edit
The Unicode Standard states that Ω (U+2126 OHM SIGN) is included in Unicode only for backward compatibility reasons. To represent ohms, Ω (U+03A9 GREEK CAPITAL LETTER OMEGA) is preferred.
Derived terms edit
Symbol for ohm
See also edit
Ancient Greek edit
Etymology edit
The most common uppercase form is a variant of omicron (Ο), broken up at the side ( ), with the edges subsequently turned outward ( , , , ). The alternative uppercase form, found in some typefaces, that looks like a larger version of lowercase ω, is from a digraph of two omicrons written close together.
Letter edit
Ω • (Ō) (uppercase, lowercase ω)
- The letter omega (ὦ μέγα), the 24th letter of the ancient Greek alphabet.
Derived terms edit
See also edit
Greek edit
Letter edit
Ω • (O) (uppercase, lowercase ω)
- The upper case letter omega (ωμέγα), the last letter of the modern Greek alphabet.
- 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)
- The number 800 in Greek numerals.
- The number 800,000 in Greek numerals.