👉 A "smeller" in a scientific context is an organism that produces and secretes chemicals or compounds, such as volatile organic compounds (VOCs), which are responsible for the odor of plants. These VOCs can be produced by different types of organisms, including plants, fungi, and animals. The term "smellers" comes from the Latin word meaning to smell or to take in odors. It implies that these organisms have a unique ability to detect and absorb chemicals or compounds