Accidental, 1) casual, fortuitous: Caes. IV, 3, 146. Hml. V, 2, 393.
2) incidental, occasional: “the doors, the wind, the glove, that did delay him, he takes for a. things of trial,” Lucr. 326 (not inherent to the like undertakings, but occasionally happening). “thy sin's not a., but a trade,” Meas. III, 1, 149.