We found 27 dictionaries that define the word concerning:

General (23 matching dictionaries)

1. concerning: Merriam-Webster
2. concerning: Oxford Learner's Dictionaries
3. concerning: American Heritage Dictionary of the English Language
4. concerning: Collins English Dictionary
5. concerning: Vocabulary.com
6. Concerning, concerning: Wordnik
7. concerning: Cambridge Advanced Learner's Dictionary
8. concerning: Wiktionary
9. concerning: Webster's New World College Dictionary, 4th Ed.
10. concerning: The Wordsmyth English Dictionary-Thesaurus
11. concerning: Infoplease Dictionary
12. Concerning, concerning: Dictionary.com
13. concerning: Cambridge Essential American English Dictionary
14. Concerning: Online Plain Text English Dictionary
15. concerning: Webster's Revised Unabridged, 1913 Edition
16. Concerning: AllWords.com Multi-Lingual Dictionary
17. concerning: Webster's 1828 Dictionary
18. concerning: FreeDictionary.org
19. concerning: TheFreeDictionary.com
20. concerning: Wikimedia Commons US English Pronunciations
21. concerning: Longman Dictionary of Contemporary English

Business (2 matching dictionaries)

22. concerning: Legal dictionary
23. BusinessDictionary.com (No longer online)

Computing (1 matching dictionary)

24. concerning: Encyclopedia

Miscellaneous (1 matching dictionary)

25. concerning: Idioms

(Note: See concern as well.)

Definitions from Wiktionary ( ) ▸ adjective:  Causing concern; worrying. ▸ adjective:  (obsolete) Important. ▸ noun:  That which one is concerned in; one's business. Similar: regarding, vis-a-vis, related, as to, in regard to, in relation to, related to, with reference to, with regard to, with respect to, more... Opposite: reassuring, comforting, soothing, encouraging, relieving Types: uncertainty, anxiety, worry, fear, doubt, apprehension, unease, disquiet, uneasiness, more... Phrases: An Essay Concerning Human Understanding, Dialogue Concerning the Two Chief World Systems, Address concerning the events in Ukraine, An Enquiry Concerning Human Understanding, more... Adjectives: continuation, conclusions, remarks, note, discourse, letter, recommendations, dispute, ordinance, inquiries, governmental Colors:     gray,     black,     dark red,     olive,     mustard, more... ▸ Words similar to concerning ▸ Usage examples for concerning ▸ Idioms related to concerning ▸ Wikipedia articles (New!) ▸ Popular adjectives describing concerning ▸ Popular nouns described by concerning ▸ Words that often appear near concerning ▸ Rhymes of concerning ▸ Invented words related to concerning