I.to remain sitting, to sit or stay long anywhere (not in Cic. or Cæs.): “at neque quo pacto persederit umor aquai Visumst,” Lucr. 1, 307: “totā nocte in speculis,” Curt. 9, 9, 23: “in equo dies noctesque persedendo,” Liv. 45, 39: “qui multis apud philosophum annis persederint,” Sen. Ep. 108, 5: “etiam meridie,” Suet. Claud. 34.—
II. Transf., of frost: “pruinae perniciosior natura, quoniam lapsa persidet gelatque,” Plin. 17, 24, 37, § 222.