What is the abbreviation for Aircraft?

The abbreviation for Aircraft is represented as A/C. This notation is widely recognized in aviation and other related fields, where it signifies any type of aircraft, including airplanes and helicopters. The use of this abbreviation helps streamline communication and documentation in various contexts, such as flight operations, maintenance, and regulatory discussions.

The other abbreviations listed do not accurately represent "Aircraft." For instance, "AC" could refer to alternating current in electrical contexts, while "AIR" does not serve as a recognized abbreviation specific to aircraft. "ARC" is often used in various industries for different terms, but it is not associated with aircraft. The clarity and specificity of A/C make it the preferred and correct abbreviation in aviation and related discussions.