Specimen/ˈspesɪmən/ Definition 1 of 3Pro Tip 1/3Generalization Cue Use 'specimen' to represent a wider category, indicating a typical example. A piece of igneous rock can be a good specimen of volcanic activity. Pro Tip 2/3Physical Objects 'Specimen' often refers to a physical item, not abstract concepts. This ancient coin is a rare specimen of the empire's currency. Pro Tip 3/3Display Purpose Specimens are typically used for display or study to illustrate a point. The botany class examined a leaf specimen under the microscope.