Data Source: National Vital Statistics System, National Center for Health Statistics, CDC. Produced by: Office of Statistics and Programming, National Center for Injury Prevention andControl, CDC using WISQARS â¢.
noun. The definition of a truism is a statement of an obvious truth. An example of a truism is the statement: A man's gotta do what a man's gotta do..
Without contextual support â a statement of what those appropriate conditions are â the sentence is true but incontestable. A statement which is true by definition (for example, the Lapalissade If he were not dead, he would still be alive) would also be considered a truism.