casebook/ˈkeɪsˌbʊk/EtymologyFrom case + book. First use appears c. 1675.adjHaving the typical characteristics of some class of phenomenon; a textbook example.“Her shrink had told her that her own father, as she'd describe him, was practically a casebook example of an anal retentive.”nounA kind of book, used in law schools, containing the text of court opinions in legal cases accompanied by analysis and related materials.A collection of stories or accounts that can individually be described as cases.