We found 22 dictionaries that define the word plagioclase:

General (19 matching dictionaries)

1. plagioclase: Merriam-Webster
2. plagioclase: Oxford Learner's Dictionaries
3. plagioclase: American Heritage Dictionary of the English Language
4. plagioclase: Collins English Dictionary
5. plagioclase: Vocabulary.com
6. plagioclase: Wordnik
7. plagioclase: Wiktionary
8. plagioclase: Webster's New World College Dictionary, 4th Ed.
9. plagioclase: The Wordsmyth English Dictionary-Thesaurus
10. plagioclase: Infoplease Dictionary
11. plagioclase: Dictionary.com
12. Plagioclase: Wikipedia, the Free Encyclopedia
13. Plagioclase: Online Plain Text English Dictionary
14. plagioclase: Webster's Revised Unabridged, 1913 Edition
15. plagioclase: Rhymezone
16. Plagioclase: AllWords.com Multi-Lingual Dictionary
17. plagioclase: FreeDictionary.org
18. plagioclase: Mnemonic Dictionary
19. plagioclase: TheFreeDictionary.com

Computing (1 matching dictionary)

20. plagioclase: Encyclopedia

Medicine (1 matching dictionary)

21. online medical dictionary (No longer online)

Science (1 matching dictionary)

22. Plagioclase: Eric Weisstein's World of Chemistry

(Note: See plagioclases as well.)

Definitions from Wiktionary (plagioclase) ▸ noun:  (mineralogy) Any of a group of aluminum silicate feldspathic minerals ranging in their ratio of calcium to sodium. Similar: oligoclase, anorthoclase, plag, orthoclase, potassium feldspar, alkalifeldspar, anorthite, feldspath, felspar, albite, more... Opposite: non-plagioclase, anti-plagioclase, non-feldspar Types: bytownite, anorthite, labradorite, andesine, oligoclase, albite, more... Phrases: plagioclase feldspar, more... Colors:     white,     gray,     blue-gray,     pink,     cream, more... ▸ Words similar to plagioclase ▸ Usage examples for plagioclase ▸ Idioms related to plagioclase ▸ Wikipedia articles (New!) ▸ Popular adjectives describing plagioclase ▸ Words that often appear near plagioclase ▸ Rhymes of plagioclase ▸ Invented words related to plagioclase