accuracy accuracythe degree of closeness of measurements of a quantity to its actual value. Related Articles: Glossary: Atlantic Undersea Test and Evaluation Center (AUTEC)Glossary: ground truthGlossary: spatial resolutionMeasurement ErrorsHow is sound used to find submarines?Acoustic Fish TagsWebinar Archive: Introduction to Underwater AcousticsHow is sound used to measure global climate change?Resources for EducatorsClassroom Activities Chris Knowlton2017-02-26T20:10:03-05:00