• (n.) The act or state of passing the whole night; a remaining all night.
Per`noc·ta'tion noun [ Latin pernoctatio , from pernoctare to stay all night; per + nox , noctis , night.] The act or state of passing the whole night; a remaining all night. ' Pernoctation in prayer.' Jer. Taylor. 
pernoctation The action of passing or spending the night; especially, in ecclesiastical use, spending the night in prayer; an all-night vigil.