The term X-Acto is actually a brand name for a type of precision cutting tool. However, there are many other synonyms that can be used to describe similar tools. Some of the common alternatives include scalpel, craft knife, razor knife, box cutter, utility knife, and precision cutter. These types of tools are typically used for intricate cutting tasks such as trimming paper, cutting through small wires, or creating precise shapes and designs. While the term X-Acto may be the most well-known, there are many other great options available on the market that can provide the same level of precision and accuracy.