Isometric cutaway is a visual technique used in illustration and design to depict a three-dimensional object or space. It combines the isometric projection method with the concept of a cutaway, allowing viewers to see the internal structure or details of an object or building.

In an isometric cutaway illustration, the object or structure is depicted at an isometric angle, which means that the three principal axes (x, y, and z) are equally foreshortened. This creates a sense of depth and perspective while maintaining the accuracy of the object's proportions.

The cutaway aspect of the illustration involves removing a section or portion of the object to reveal its internal features or hidden details. This can be done by "slicing" the object along a specific plane or by selectively removing specific layers or sections to expose the inner workings or interior spaces.

Isometric cutaway illustrations are commonly used in technical and architectural drawings, product design, and visualizations of complex systems or machinery. They allow viewers to understand the internal structure or mechanisms of an object while maintaining a clear understanding of its external form.

This visual technique provides a unique perspective and can be especially useful when conveying complex information or explaining the functionality of a product or structure. It allows for a comprehensive view of an object's internal and external features in a single image, enhancing clarity and understanding for the viewer.

Isometric cutaway illustrations are a powerful tool for communicating information, providing an engaging and informative visual representation of an object or space's inner workings.