Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
Săcrāni, ōrum, m., an ancient people of Latium, Fest. p. 321 (a), 18 Müll.
Hence, adj.: Săcrānus, a, um, of the Sacrani: acies, Verg. A. 7, 796: SACERDOTES, Inscr. Gud. p. 20, 8.