ponorとは 意味・読み方・使い方

名詞

ponor (複数形 ponors)

1. (geology) A natural surface opening associated with karst.
   • 1981, Petar T. Milanović, Karst hydrogeology, page 168:

     As long as the total capacity q of the spring is smaller than the total capacity q₂ of the ponor, no flooding of the polje will occur.

   • 2004, John Gunn, Encyclopedia of Caves and Karst Science, page 1283:

     The only permanent sea ponor in the world is the sea mill of Argostoli, located on Kefalonia Island in the Ionian Sea (Greece) (Glanz, 1965).

   • 2004, Petar Milanovic, Water Resources Engineering in Karst, page 22:

     Ponors are one of the symbol features of karst regions, and crucial features from a hydrogeological and geotechnical point of view.

   • 2018, Márton Veress, Glaciokarsts, page 203:

     The characteristic features of the ponors of glaciokarst mainly manifest in the fact that they were mostly formed in karstic depressions or in glacial erosional depressions.

Further reading

• ponor on Wikipedia.

アナグラム

• porno, porno-

Latin

動詞

pōnor

1. first-person singular present passive indicative of pōnō