petra

From Latin petra (“rock”). Doublet of piedra.

petra

1. stone, a weight equal to 14 pounds.
   • 1882, James Edwin Thorold Rogers, A History of Agriculture and Prices in England, Volume 4, p. 209:

     Generally, however, the stone or petra, almost always of 14 lbs., is used, the tod of 28 lbs., and the sack of thirteen stone.

• Peart, apert, apter, parte, pater, peart, petar, prate, preta, reapt, repat, retap, taper, trape, treap

• p'ra

• IPA^(key): /ˈpe.tʁa/

petra

1. what?

• IPA^(key): /ˈpetrɑ/, [ˈpe̞t̪rɑ]
• Rhymes: -etrɑ
• Syllabification^(key): pet‧ra

petra

1. (dialectal) Alternative form of peura

petra (plural petras)

1. stone

A late borrowing from Ancient Greek πέτρα (pétra, “rock”), further etymology unknown.

• (Classical) IPA^(key): /ˈpe.tra/, [ˈpɛt̪rä] or IPA^(key): /ˈpet.ra/, [ˈpɛt̪rä]
• (Ecclesiastical) IPA^(key): /ˈpe.tra/, [ˈpɛːt̪rä]

petra f (genitive petrae); first declension

1. stone, rock

   Synonyms: lapis, saxum, silex

First-declension noun.

• Petrus
• sāl petrae, sāl petræ (stone salt; that is, found as an incrustation)

• “petra”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• “petra”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• petra in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition with additions by D. P. Carpenterius, Adelungius and others, edited by Léopold Favre, 1883–1887)
• petra in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette
• “petra”, in The Perseus Project (1999) Perseus Encyclopedia‎
• “petra”, in Harry Thurston Peck, editor (1898) Harper's Dictionary of Classical Antiquities, New York: Harper & Brothers
• “petra”, in William Smith, editor (1854, 1857) A Dictionary of Greek and Roman Geography, volume 1 & 2, London: Walton and Maberly
• “petra”, in Richard Stillwell et al., editor (1976) The Princeton Encyclopedia of Classical Sites, Princeton, N.J.: Princeton University Press

From Latin petra.

petra f

1. stone