The Cruzeiro sign (₢) is a typographical abbreviation or ligature consisting of a capital Latin letter "C" with a nested lower-case letter "r", connected in a single glyph.
This glyph occasionally replaced the "Cr" part of the currency symbol for the first Brazilian cruzeiro, created in 1942, whose official symbol was "Cr $" (two separate letters, a space, and a single-stroke dollar sign). It could also have been used for other Brazilian currencies called "cruzeiro" that were official in 1942–1986 and 1990–1993.[1]
^ abConselho Monetário Nacional do Brasil (1967): "Ata da 68a Sessão, realizada em 8.2.1967" (including creation of the new currency novo cruzeiro, page 2. Available at the website of the Casa da Moeda do Brasil. Accessed on 2021-08-15. Quote": "Tomou-se como abreviatura da nova moeda o símbolo NCr$, objetivando economia de despesas com as modificações dos teclados das máquinas de escrever, nacionais ou estrangeiras, em uso no Brasil, que já possuem a tecla Cr$".