Certified Instrument Specialist (CIS) Practice Exam 2025 - Free CIS Practice Questions and Study Guide

The term that best describes a material's ability to be bent or shaped for a specific purpose is malleable. Malleability refers to a material's capacity to deform under compressive stress, allowing it to be hammered or rolled into thin sheets without breaking. This property is particularly significant for materials like metals, which can be shaped into various forms for different applications in manufacturing and construction.

The other terms listed do not pertain specifically to the ability to be bent or shaped. Austenitic refers to a phase of iron and steel that is known for its good corrosion resistance and toughness but does not specifically address malleability. Mnemonic pertains to memory aids or techniques used to enhance memory, having no relevance to material properties. Martensitic refers to a specific microstructural form of steel that is typically harder but not more malleable; it is more associated with strength and brittleness rather than the ability to be shaped.