nounprō-gŭbernātorPRO-GVBERNATOR☆ KeepMeaningan under-pilotLewis & Short 1879ModernAs printed, 1879PROGUBERNATORLEWIS & SHORTPROGUBERNATORprō-gŭbernātor, ōris, m., I. an under-pilot, Caecil. ap. Non. 536, 11.Read the whole entry