We found 15 dictionaries that define the word petrographic:

General (11 matching dictionaries)

1. petrographic: Merriam-Webster
2. petrographic: Oxford Learner's Dictionaries
3. petrographic: Collins English Dictionary
4. petrographic: Wordnik
5. petrographic: Wiktionary
6. Petrographic, petrographic: Dictionary.com
7. Petrographic: Wikipedia, the Free Encyclopedia
8. Petrographic: Online Plain Text English Dictionary
9. Petrographic: AllWords.com Multi-Lingual Dictionary
10. petrographic: FreeDictionary.org
11. Petrographic: TheFreeDictionary.com

Computing (1 matching dictionary)

12. petrographic: Encyclopedia

Medicine (1 matching dictionary)

13. online medical dictionary (No longer online)

Science (1 matching dictionary)

14. Archaeology Wordsmith (No longer online)

Tech (1 matching dictionary)

15. Schlumberger Oilfield Glossary (No longer online)

(Note: See petrography as well.)

Definitions from Wiktionary (petrographic) ▸ adjective:  Relating to petrographs. ▸ adjective:  Relating to petrography. Similar: petrologic, petrogeological, petrophysical, petroglyphic, petrolic, pterylographical, pterylographic, micropetrological, petroliferous, pterographical, more... Opposite: non-petrographic, agraphic, lithophobic Types: sedimentary, metamorphic, igneous, more... Phrases: petrographic microscope, petrographic province, more... ▸ Words similar to petrographic ▸ Usage examples for petrographic ▸ Idioms related to petrographic ▸ Wikipedia articles (New!) ▸ Popular nouns described by petrographic ▸ Words that often appear near petrographic ▸ Rhymes of petrographic ▸ Invented words related to petrographic