Petrogr.
petrography
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- Petrograd
[pe-truh-grad; Russian pyi-truh-graht] /ˈpɛ trəˌgræd; Russian pyɪ trʌˈgrɑt/ noun 1. former name (1914–24) of (def 2). /ˈpɛtrəʊˌɡræd; Russian pɪtraˈɡrat/ noun 1. a former name (1914–24) of Saint Petersburg
- Petrogram
[pe-truh-gram] /ˈpɛ trəˌgræm/ noun 1. a drawing or painting on rock, especially one made by a member of a prehistoric people.
- Petrograph
[pe-truh-graf, -grahf] /ˈpɛ trəˌgræf, -ˌgrɑf/ noun 1. . noun a rock inscription or painting
- Petrography
[pi-trog-ruh-fee] /pɪˈtrɒg rə fi/ noun 1. the branch of petrology dealing with the description and classification of rocks, especially by microscopic examination. /pɛˈtrɒɡrəfɪ/ noun 1. the branch of petrology concerned with the description and classification of rocks petrog petrography (pə-trŏg’rə-fē) The description and classification of rocks, especially by means of microscopic analysis.
- Petrol
[pe-truh l] /ˈpɛ trəl/ noun 1. British. . 2. Archaic. . verb (used with object), petrolled, petrolling. 3. British. to clean with . 1. . /ˈpɛtrəl/ noun 1. any one of various volatile flammable liquid mixtures of hydrocarbons, mainly hexane, heptane, and octane, obtained from petroleum and used as a solvent and a fuel for […]