promagistrate

plural promagistrates

1. In ancient Rome, an ex-consul or ex-praetor whose imperium (the power to command an army) was extended at the end of his annual term of office or later.

   Although promagistrates could not exercise their power in Rome itself, many were appointed to govern overseas territories.

   1998, Carroll Moulton, editor, Ancient Greece and Rome: An Encyclopedia for Students, →ISBN, page 104

   2 more examples

   The first promagistrate was Q. Publilius Philo (b.c. 327), who, after serving his year as consul, was retained in command of the army pro consule for another year by an extension (prorogatio) of his imperium;[…].

   1888, James Gow, “Promagistrates”, in A Companion to School Classics, London: Macmillan and Co. and New York, page 181

   But on the expiration of their office, they became promagistrates with military authority for an additional year in the provinces.

   1901, George Willis Botsford, A History of Rome for High Schools and Academies, page 173