There are several synonyms for the term "pesticide application." Some of the most common ones include insecticide treatment, herbicide spraying, pest control measures, chemical extermination, and pest management techniques. All of these terms refer to the use of chemicals or other methods to control or eliminate pests, such as insects, weeds, and rodents. Pesticide application is an important part of modern agriculture and farming, as well as for controlling pests in homes and other settings. However, it is important to use these methods safely and responsibly, to minimize harm to humans and the environment.