03A9

03A9 is a Unicode character. It represents the Greek capital letter Omega. Its hexadecimal code point is U+03A9. In the Greek alphabet, Omega is the twenty-fourth and final letter. It is often used in scientific and technical contexts, particularly in physics, to denote electrical resistance, measured in ohms. The symbol itself is derived from the Phoenician letter Ayin. Within Unicode, 03A9 is part of the Greek and Coptic block, which includes characters used for ancient Greek, modern Greek, and Coptic scripts. Its lowercase counterpart is U+03C9, the Greek small letter omega. The character is widely supported across various computing platforms and software applications, ensuring its consistent display and use in digital text. Its presence in Unicode facilitates the accurate representation of Greek language and related academic disciplines.