We found 43 dictionaries that define the word infra:

General (25 matching dictionaries)

1. infra, infra-: Merriam-Webster
2. infra, infra-: Oxford Learner's Dictionaries
3. infra-: American Heritage Dictionary of the English Language
4. infra, infra-: Collins English Dictionary
5. infra: Vocabulary.com
6. Infra, infra: Wordnik
7. infra: Cambridge Advanced Learner's Dictionary
8. infra, infra-: Wiktionary
9. infra-: Webster's New World College Dictionary, 4th Ed.
10. infra-: The Wordsmyth English Dictionary-Thesaurus
11. infra: Infoplease Dictionary
12. infra, infra-: Dictionary.com
13. infra-: Online Etymology Dictionary
14. Infra (album), Infra (video game), Infra: Wikipedia, the Free Encyclopedia
15. Infra: Online Plain Text English Dictionary
16. infra: Webster's Revised Unabridged, 1913 Edition
17. infra: Rhymezone
18. Infra: AllWords.com Multi-Lingual Dictionary
19. infra, infra-: MyWord.info
20. infra: Stammtisch Beau Fleuve Acronyms
21. infra: FreeDictionary.org
22. infra: The Phrontistery - A Dictionary of Obscure Words
23. infra: Mnemonic Dictionary
24. infra, infra, infra-: TheFreeDictionary.com
25. infra: Longman Dictionary of Contemporary English

Art (1 matching dictionary)

26. infra-: A Cross Reference of Latin and Greek Elements

Business (7 matching dictionaries)

27. infra: Merriam-Webster Legal Dictionary
28. infra: Webster's New World Law Dictionary
29. infra: Law.com Dictionary
30. Everybody's Legal Dictionary (No longer online)
31. Glossary of Legal Terms (No longer online)
32. Bouvier's Law Dictionary 1856 Edition (No longer online)
33. Infra: Legal dictionary

Medicine (5 matching dictionaries)

34. ABTA Brain Tumor Patients (No longer online)
35. infra-: Sound Alike Words
36. online medical dictionary (No longer online)
37. Glossary of Skeletal Anatomy (No longer online)
38. infra-: Medical dictionary

Miscellaneous (1 matching dictionary)

39. INFRA-, INFRA: Acronym Finder

Science (3 matching dictionaries)

40. infra: Dictionary of Botanical Epithets
41. Botanical Terms (No longer online)
42. Bryological (No longer online)

Slang (1 matching dictionary)

43. infra: Urban Dictionary

(Note: See infras as well.)

Definitions from Wiktionary (infra) ▸ adverb:  (law) Discussed later. ▸ noun:  (civil engineering, computing, informal) Clipping of infrastructure. [(systems theory) An underlying base or foundation especially for an organization or system.] Similar: below, ab intra, downthread, underwise, intradiscally, hereinunder, inter partes, thereinunder, aliunde, supra, more... Opposite: supra, above, over Phrases: vide infra, infra red, infra dig, infra hospitium, infra axillary, more... Adjectives: vide, further, sec, accompanying, compare, more, greater, near, full, page, see ▸ Word origin ▸ Words similar to infra ▸ Usage examples for infra ▸ Idioms related to infra ▸ Wikipedia articles (New!) ▸ Popular adjectives describing infra ▸ Words that often appear near infra ▸ Rhymes of infra ▸ Invented words related to infra