Energy harvesting is the process of obtaining energy from renewable sources such as sunlight, wind, and heat. Some synonyms for energy harvesting are energy scavenging, energy harvesting systems, and energy harvesting technology. Energy scavenging refers to the collection of energy from ambient sources, while energy harvesting technology is the set of tools and methods that facilitate energy harvesting. Additionally, energy harvesting systems are the integrated structures that enable the efficient extraction of energy from the environment. These synonyms highlight the importance of sustainable energy sources and the efforts to develop new technologies to maximize the use of renewable energy.