1. In chemistry, a noun that indicates the class or type of a single compound; e.g., salt, saccharide (sugar), hexose, alcohol, aldehyde, lactone, acid, amine, alkane, steroid, vitamin. Class is more appropriate and more often used than is generic.
3. In the biologic sciences, the first part of the scientific Name (latin binary combination or binomial) of an organism; written with an initial capital letter and in italics. In bacteriology, the species name consists of two parts (comprising one name): the generic name and the specific epithet; in other biologic disciplines, the species name is regarded as being composed of two names: the generic name and the specific name.