We found 30 dictionaries that define the word omni:

General (22 matching dictionaries)

1. omni: Longman Dictionary of Contemporary English
2. omni-: Merriam-Webster
3. omni-: Oxford Learner's Dictionaries
4. omni-: American Heritage Dictionary of the English Language
5. omni-, omni-: Collins English Dictionary
6. Omni, omni, omni-: Wordnik
7. omni-: Cambridge Advanced Learner's Dictionary
8. omni, omni-: Wiktionary
9. omni-: Webster's New World College Dictionary, 4th Ed.
10. omni-: The Wordsmyth English Dictionary-Thesaurus
11. omni-: Infoplease Dictionary
12. OMNI, Omni-, omni-: Dictionary.com
13. omni-: Online Etymology Dictionary
14. OMNI (SCIP), Omni (Angra album), Omni (Book of Mormon record keeper), Omni (Miami), Omni (album), Omni (company), Omni (magazine), Omni, The Omni: Wikipedia, the Free Encyclopedia
15. Omni-: Online Plain Text English Dictionary
16. omni-: Webster's Revised Unabridged, 1913 Edition
17. Omni-: AllWords.com Multi-Lingual Dictionary
18. omni, omni-: MyWord.info
19. omni-: FreeDictionary.org
20. omni, omni-: TheFreeDictionary.com

Art (1 matching dictionary)

21. omni-: A Cross Reference of Latin and Greek Elements

Medicine (2 matching dictionaries)

22. online medical dictionary (No longer online)
23. omni-: Medical dictionary

Miscellaneous (2 matching dictionaries)

24. OMNI: Acronym Finder
25. AbbreviationZ (No longer online)

Science (1 matching dictionary)

26. Glossary of Roots of Botanical Names (No longer online)

Slang (1 matching dictionary)

27. omni: Urban Dictionary

Tech (1 matching dictionary)

28. omni: Chapters in the Sky

Definitions from Wiktionary ( ) ▸ noun:  (informal, veganism) A person or animal who is not vegan; one with no particular dietary restrictions. Similar: omnist, veganist, opportunivore, omnitheist, omnivert, vegan, semivegetarian, ovovegetarian, oenomaniac, vegansexual, more... Opposite: null, void, nonexistent, none Types: all-inclusive, universal, comprehensive, encompassing, exhaustive, thorough, more... Phrases: omni wheel, Dodge Omni, Omni Coliseum, Omni Hotels & Resorts, Omni Air International, more... Adjectives: new, celebrated, opd, little, run, popular ▸ Word origin ▸ Words similar to omni ▸ Usage examples for omni ▸ Idioms related to omni ▸ Wikipedia articles (New!) ▸ Popular adjectives describing omni ▸ Words that often appear near omni ▸ Rhymes of omni ▸ Invented words related to omni