Brand iron is a tool used for branding livestock with a unique mark to indicate ownership. However, there are several different synonyms for this tool. One of the most commonly used synonyms is branding iron, which is used interchangeably with the term "brand iron". Other similar terms include branding tool, branding stamp, and cattle brander. These terms all refer to the same tool used to permanently mark an animal with a specific design, logo or symbol that serves as an identifier for the owner. Regardless of the term used, a branding iron remains a vital tool for ranchers and those working in the agriculture industry.