Penetralis
a surname or epithet given to the several divinities at Rome, that were worshipped in the Penetrale, or the central part of the house, such as Jupiter, Vesta, the Penates, &c. (Senec. Oed. 265; Fest. s. v. Herceus; comp. PENATES.)
From William Smith (ed.), Dictionary of Greek and Roman Biography and Mythology. Text provided under a CC BY-SA license by Perseus Digital Library, http://www.perseus.tufts.edu, with funding from the National Endowment for the Humanities and Tufts University. Data accessed from https://github.com/PerseusDL/canonical-pdlrefwk/ on 17 October 2026.