U+0D66 "൦" Malayalam Digit Zero Unicode Character

U+0D66 "൦" Malayalam Digit Zero is a symbol used in the Malayalam script, primarily found in the Indian state of Kerala, to represent the numerical value zero, similar to the Arabic numeral "0". It belongs to the block of Malayalam digits within the Unicode standard, where it serves as a foundational element for writing numbers in the Malayalam language, particularly in traditional contexts such as calendars, historical documents, and mathematical notations. Visually, it resembles a small oval or circle, often written with a slight hollow or solid form depending on the font, and it is distinct from the similar-looking vowel sign for "u" in the script.