The term "Arduino Uno" doesn’t have a full form in the traditional sense; it’s a name rather than an acronym.
**Arduino** is the name of the open-source electronics platform based on easy-to-use hardware and software. The name “Arduino” is derived from a bar in Ivrea, Italy, where some of the project’s founders used to meet.
**Uno** is Italian for "one," and in this context, it signifies that it is the first board in the Arduino series. The name "Uno" was chosen because it is the initial board of the Arduino family that is designed to be simple and accessible for beginners.
So, **Arduino Uno** essentially means "Arduino One," referring to its status as the first or primary board in the Arduino lineup.