Sign or symbol of currency — letter, ligature, hieroglyph, syllable, special sign or symbol, other types of graphemes, simple graphic abbreviations and abbreviations (including in the form of a letter code), as well as their combinations used to briefly indicate monetary units or quickly enter their names using the keyboard. A currency sign can even be a whole word. Also" sign (symbol) currency "— the name of a specific grapheme of the standard" Unicode", which is sometimes used as the emblem of the entire group of similar symbols.