adjectivepetrensisPETRENSIS☆ KeepMeaningfound among rocksLewis & Short 1879ModernAs printed, 1879PETRENSISLEWIS & SHORTPETRENSISpetrensis, e, adj. 1. petra, I. found among rocks or stones (post-class.): pisces, Cael. Aur. Tard. 2, 1, 26.Read the whole entry