LATIN DICTIONARYLexicon Latīnum
adjectivefirst/second-declension adjective

petrōsus

petrōsus (feminine petrōsa, neuter petrōsum)
Classical[pɛˈtroː.sʊs]Ecclesiastical[peˈtrɔː.s̬us]

Meaning

  1. adjectivefull of rocks, rocky

Latīnē defined in Latin in our graded readers

Declension

singular
formmasculinefeminineneuter
nominativepetrōsuspetrōsapetrōsum
genitivepetrōsīpetrōsaepetrōsī
dativepetrōsōpetrōsaepetrōsō
accusativepetrōsumpetrōsampetrōsum
ablativepetrōsōpetrōsāpetrōsō
vocativepetrōsepetrōsapetrōsum
plural
formmasculinefeminineneuter
nominativepetrōsīpetrōsaepetrōsa
genitivepetrōsōrumpetrōsārumpetrōsōrum
dativepetrōsīspetrōsīspetrōsīs
accusativepetrōsōspetrōsāspetrōsa
ablativepetrōsīspetrōsīspetrōsīs
vocativepetrōsīpetrōsaepetrōsa

petrōsus, a, um, adj. 1. petra,
I. full of rocks, rocky (post-Aug.): loca, Plin. 9, 31, 50, § 96.—Subst.: petrōsa, ōrum, n., rocky places: maritima, Plin. 26, 8, 29, § 46; Ambros. Laps. Virg. 7, 29: aliud cecidit super petrosa, Vulg. Marc. 4, 5; id. Matt. 13, 5.

Origins

From petra (“rock, crag, stone”) + -ōsus (“-ous”, adjectival suffix).

Descendants
  • Catalanpedrós
  • Catalanpetrós
  • Englishpetrosal
  • Englishpetrous
  • Frenchpétreux
  • Frenchpierreux
  • Italianpetroso
  • Italianpietroso
  • Occitanpeirós
  • Portuguesepedroso

In English words that came into English from petrōsus

  • petrosalpetrōsus
  • petrouspetrōsus

Quick answers

What does petrōsus mean in Latin?
petrōsus, a adjective, means “full of rocks, rocky”.
How do you pronounce petrōsus?
In classical Latin, [pɛˈtroː.sʊs]; in ecclesiastical (church) Latin, [peˈtrɔː.s̬us].