👉 Odorousness is a subjective and often personal experience. It can be defined as the unpleasant or offensive taste, smell, odor, or feeling of something that is not pleasant to one's senses. Odor is typically associated with unpleasant or disagreeable substances, such as smoke, chemicals, odors from plants, or even human breath. The term "odor" refers to the chemical properties that give rise to an odor.