rationarium
Could not find rationario in Logeion dictionaries.
rationario Noun: neuter ablative singular, Noun: neuter dative singular of rationarium
rătĭōnārĭum, ĭi, n. [ratio],
- a statistical table, schedule, book of accounts: imperii, Suet. Aug. 28 (for which: breviarium imperii, id. ib. 101; cf. Tac. A. 1, 11).
rătĭōnārĭum, (16) ĭī, n. (ratio), statistique, état [de qqch.] : Suet. Aug. 28.