Lewis Short
(verb) : per-sĕdĕo, sēdi, sessum, 2
* To remain sitting, to sit or stay long anywhere (not in Cic. or Caes.): 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.
* Transf., of frost: pruinae perniciosior natura, quoniam lapsa persidet gelatque,Plin. 17, 24, 37, § 222.
Charlton T. Lewis, Charles Short, A Latin Dictionary