diorite

From French diorite, invented by mineralogist Alexandre Brongniart (1770-1847), derived from Ancient Greek διορίζω (diorízō, “distinguish”), from δι- plus ὁρίζω (horízō, “to limit”).

• IPA^(key): /ˈdaɪ.əˌɹaɪt/

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diorite (countable and uncountable, plural diorites)

1. (petrology) A grey intrusive igneous rock composed mostly of plagioclase feldspar, biotite, hornblende and/or pyroxene.

Invented by mineralogist Alexandre Brongniart (1770-1847), derived from Ancient Greek διορίζω (diorízō, “distinguish”), from δι- plus ὁρίζω (horízō, “to limit”).

• Audio:

  (file)

diorite f (uncountable)

1. (petrology) diorite

• “diorite”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.

diorite f (plural dioriti)

1. (petrology) diorite

• editori, riedito, tiroide