We found 34 dictionaries that define the word on line:

General (19 matching dictionaries)

1. on line: Longman Dictionary of Contemporary English
2. on line: Merriam-Webster
3. on-line, on line: Collins English Dictionary
4. on-line: Vocabulary.com
5. On-Line, On-line, on-line: Wordnik
6. on-line: Cambridge Advanced Learner's Dictionary
7. on-line, on line: Wiktionary
8. on-line: The Wordsmyth English Dictionary-Thesaurus
9. on-line: Infoplease Dictionary
10. on-line, on line: Dictionary.com
11. on-line: Cambridge Essential American English Dictionary
12. On Line, On-line, On line: Wikipedia, the Free Encyclopedia
13. on-line: Rhymezone
14. on-line, on line: AllWords.com Multi-Lingual Dictionary
15. on-line: FreeDictionary.org
16. on-line: Mnemonic Dictionary
17. on-line, on line: TheFreeDictionary.com

Art (4 matching dictionaries)

18. English-Chinese Dictionary of Graphic Communications (Big 5) (No longer online)
19. Movie Terminology Glossary (No longer online)
20. On-Line: A Cross Reference of Latin and Greek Elements
21. On-line: Lexicon of Linguistics

Business (1 matching dictionary)

22. Accounting, Business Studies and Economics Dictionary (No longer online)

Computing (5 matching dictionaries)

23. on-line: Free On-line Dictionary of Computing
24. on-line: CCI Computer
25. Internet Terms (No longer online)
26. I T Glossary (No longer online)
27. on-line: Encyclopedia

Medicine (3 matching dictionaries)

28. on line: Merriam-Webster Medical Dictionary
29. online medical dictionary (No longer online)
30. on-line: Medical dictionary

Miscellaneous (1 matching dictionary)

31. On Line: Idioms

Tech (1 matching dictionary)

32. AUTOMOTIVE TERMS (No longer online)

Phrases: lay it on the line, lay on the line, on the line, put on the line, on line database, more... ▸ Words similar to on line ▸ Usage examples for on line ▸ Idioms related to on line ▸ Wikipedia articles (New!) ▸ Words that often appear near on line ▸ Rhymes of on line ▸ Invented words related to on line