Carboxydotroph is a term used to describe organisms that are capable of utilizing carbon monoxide gas as a source of energy. These organisms are commonly found in various environments, such as seafloor hydrothermal vents, hot springs, and compost piles. Alternative terms that can be used to describe carboxydotrophs include carbon monoxide oxidizers, carboxydotrophic bacteria, and CO-utilizing microorganisms. These synonyms are used in research papers, scientific articles, and textbooks, and they are helpful in describing the abilities and characteristics of these unique organisms. Understanding the synonyms associated with carboxydotrophs can help researchers and enthusiasts better understand the role of these organisms in their respective ecosystems.