We found 33 dictionaries that define the word mastication:

General (20 matching dictionaries)

1. mastication: Merriam-Webster
2. mastication: Oxford Learner's Dictionaries
3. mastication: Collins English Dictionary
4. mastication: Vocabulary.com
5. Mastication, mastication: Wordnik
6. mastication: Cambridge Advanced Learner's Dictionary
7. mastication: Wiktionary
8. Mastication, mastication: Dictionary.com
9. mastication: Online Etymology Dictionary
10. Mastication: Wikipedia, the Free Encyclopedia
11. Mastication: Online Plain Text English Dictionary
12. mastication: Webster's Revised Unabridged, 1913 Edition
13. mastication: Rhymezone
14. Mastication: AllWords.com Multi-Lingual Dictionary
15. mastication: Webster's 1828 Dictionary
16. mastication: FreeDictionary.org
17. mastication: Mnemonic Dictionary
18. mastication: TheFreeDictionary.com

Business (1 matching dictionary)

19. Mastication: Glossary of Health Care Terms

Computing (1 matching dictionary)

20. mastication: Encyclopedia

Medicine (8 matching dictionaries)

21. mastication: Merriam-Webster Medical Dictionary
22. Dorland's Illustrated Medical Dictionary (No longer online)
23. Medical Dictionary (No longer online)
24. mastication: Natural Health glossary
25. online medical dictionary (No longer online)
26. DICTIONARY OF TERMS IN ORAL PHYSIOLOGY (No longer online)
27. mastication: Medical Etymology Anatomy
28. mastication: Medical dictionary

Slang (1 matching dictionary)

29. mastication: Urban Dictionary

Tech (2 matching dictionaries)

30. AUTOMOTIVE TERMS (No longer online)
31. Dairy Glossary (No longer online)

(Note: See masticate as well.)

Definitions from Wiktionary (mastication) ▸ noun:  (physiology) The process of chewing. ▸ noun:  The process of crushing as though chewed. Similar: chewing, mastification, masticatory, masticatory force, morsicatio, masticater, demastication, morsitation, mouthcoating, manducation, more... Opposite: swallowing, ingestion, gulping Phrases: Muscles of mastication, components of mastication, force of mastication, muscle of mastication, requiring much mastication, more... Adjectives: thorough, proper, imperfect, insufficient, normal, vigorous, efficient, little, improper, unilateral, complete Colors:     beige,     brown,     cream,     tan,     olive, more... ▸ Word origin ▸ Words similar to mastication ▸ Usage examples for mastication ▸ Idioms related to mastication ▸ Wikipedia articles (New!) ▸ Popular adjectives describing mastication ▸ Words that often appear near mastication ▸ Rhymes of mastication ▸ Invented words related to mastication