What is the definition of an international foot in relation to a US foot?

The definition of an international foot is indeed 0.3048 meters. The international foot is a unit of length used in various countries and is defined as exactly 0.3048 meters. This definition was established to create consistency in measurements across different nations and to ensure that the foot used internationally is standardized.

In comparison to the US foot, which has historical variations and can sometimes be defined in different ways in various contexts (such as the US survey foot), the international foot provides a universally accepted conversion factor. It is essential for particularly scientific, engineering, and global applications that require precise measurements and consistency.

The other responses relate to different definitions or units. For instance, while the US survey foot has specific applications that differ slightly from the international standard, it is not synonymous with the international foot. Thus, understanding the precise definition of these units is crucial for effective communication and accuracy in GIS applications and other fields requiring precise measurements.