1. Abandonment, esp. through neglect or moral wrong.
dereliction in the performance of duties. Military law. Willful or negligent failure to perform assigned duties; culpable inefficiency in performing assigned duties. [Cases: Military Justice 687. C.J.S. Military Justice § 68.]
2. An increase of land caused by the receding of a sea, river, or stream from its usual watermark. See RELICTION. [Cases: Navigable Waters 44; Waters and Water Courses 93. C.J.S. Navigable Waters § 94; Waters §§ 177–182, 184–185.]