TRANSMISSION, civ. law. The right which heirs or legatees may have of passing to their successors, the inheritance or legacy to which they were entitled, if they happen to die without having exercised their rights. Domat, liv. 3, t. 1, s. 10; 4 Toull. n. 186; Dig. 50, 17, 54; Code, 6, 51.