We found 38 dictionaries that define the word ch'i:

General (19 matching dictionaries)

1. ch'i, chi: Merriam-Webster
2. Chi, chi, chi: Oxford Learner's Dictionaries
3. chi, chi: American Heritage Dictionary of the English Language
4. ch'i, chi: Collins English Dictionary
5. ch'i, chi: Vocabulary.com
6. Ch'i, Chi, ch'i, chi: Wordnik
7. ch'i, chi: Cambridge Advanced Learner's Dictionary
8. Ch'i, Chi, chi: Wiktionary
9. chi: Webster's New World College Dictionary, 4th Ed.
10. chi: The Wordsmyth English Dictionary-Thesaurus
11. chi: Infoplease Dictionary
12. Chi, ch'i: Dictionary.com
13. CHI, Ch'i, Chi (Chobits), Chi (album), Chi (disambiguation), Chi (film), Chi (kana), Chi (length), Chi (letter), Chi (magazine), Chi (mythology), Chi (surname), Chi (surname) (disambiguation), Chi (unit), Chi, The Chi: Wikipedia, the Free Encyclopedia
14. ch'i, chi: Rhymezone
15. chi: AllWords.com Multi-Lingual Dictionary
16. CHI: Stammtisch Beau Fleuve Acronyms
17. chi, chi: FreeDictionary.org
18. ch'i, chi: Mnemonic Dictionary
19. ch'i, chi: TheFreeDictionary.com

Art (2 matching dictionaries)

20. chi: ArtLex Lexicon of Visual Art Terminology
21. Glossary of Stamp Collecting Terms (No longer online)

Business (1 matching dictionary)

22. chi: Financial dictionary

Computing (3 matching dictionaries)

23. CHI: Free On-line Dictionary of Computing
24. CHI: CCI Computer
25. CHI, ch'i: Encyclopedia

Medicine (4 matching dictionaries)

26. chi: Natural Health glossary
27. online medical dictionary (No longer online)
28. CHI, ch'i: Medical dictionary
29. Vitamin Glossary (No longer online)

Miscellaneous (5 matching dictionaries)

30. baby names list (No longer online)
31. CHI: Acronym Finder
32. CHI: Three Letter Words with definitions
33. chi: The Skeptic's Dictionary
34. AbbreviationZ (No longer online)

Science (2 matching dictionaries)

35. Chi: Eric Weisstein's World of Mathematics
36. Glossary of Roots of Botanical Names (No longer online)

Slang (2 matching dictionaries)

37. chi, chi, Chi: Green’s Dictionary of Slang
38. The Chi, chi: Urban Dictionary

(Note: See chis as well.)

Definitions from WordNet (ch'i) ▸ noun:  the circulating life energy that in Chinese philosophy is thought to be inherent in all things; in traditional Chinese medicine the balance of negative and positive forms in the body is believed to be essential for good health Similar: ch'ih, Ch'i, omega, chi-rho, sigma, lambda, zeta, kappa, koppa, chay, more... Opposite: yin, material, tangible, physical, external Types: Tai, Yin, Yang, Qi, Jing, more... Phrases: chi square, tai chi, shih chi, chi chi, chi chi, more... Adjectives: yueh, lin, good, old, chinese, severe, beta, negative, personal, gamma, yung Colors:     red,     gold,     yellow,     green,     blue, more... ▸ Words similar to ch'i ▸ Usage examples for ch'i ▸ Idioms related to ch'i ▸ Wikipedia articles (New!) ▸ Popular adjectives describing ch'i ▸ Words that often appear near ch'i ▸ Rhymes of ch'i ▸ Invented words related to ch'i