We found 19 dictionaries that define the word ill defined:

General (17 matching dictionaries)

1. ill-defined: Merriam-Webster
2. ill-defined: Oxford Learner's Dictionaries
3. ill-defined: American Heritage Dictionary of the English Language
4. ill-defined, ill-defined: Collins English Dictionary
5. ill-defined: Vocabulary.com
6. ill-defined: Wordnik
7. ill-defined: Wiktionary
8. ill-defined: Webster's New World College Dictionary, 4th Ed.
9. ill-defined: Infoplease Dictionary
10. ill-defined, ill defined: Dictionary.com
11. ill-defined: Rhymezone
12. ill-defined: FreeDictionary.org
13. ill-defined: Mnemonic Dictionary
14. ill-defined: TheFreeDictionary.com
15. ill defined: Longman Dictionary of Contemporary English

Business (1 matching dictionary)

16. Ill defined, ill-defined: Legal dictionary

Science (1 matching dictionary)

17. Ill Defined: Eric Weisstein's World of Mathematics

Phrases: ill defined boundary, ill defined nebulous, more... ▸ Words similar to ill defined ▸ Usage examples for ill defined ▸ Idioms related to ill defined ▸ Wikipedia articles (New!) ▸ Words that often appear near ill defined ▸ Rhymes of ill defined ▸ Invented words related to ill defined