Lewis Short
prĕcātus (noun M) : precor
* A prayer, request (poet, and post-class.), Stat. Th. 10, 71: concordi precatu tentare aliquid,Amm. 24, 6, 5: dabitur precatui tuo,Sid. Ep. 8, 15: precatibus efficacissimis obtinere,id. ib. 9, 3.
Charlton T. Lewis, Charles Short, A Latin Dictionary