pet·ro·gen·e·sis 
(pĕt′rō-jĕnĭ-sĭs)
(pĕt′rō-jĕnĭ-sĭs)n.
The branch of petrology that deals with the origin of rocks, especially igneous rocks.
pet′ro·ge·netic (-jə-nĕtĭk) adj.
| 单词 | petrogenesis |
| 释义 | pet·ro·gen·e·sis (pĕt′rō-jĕnĭ-sĭs)n. The branch of petrology that deals with the origin of rocks, especially igneous rocks. pet′ro·ge·netic (-jə-nĕtĭk) adj. |
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