We found 12 dictionaries that define the word sleep-learning:

General (11 matching dictionaries)

1. sleep-learning: Oxford Learner's Dictionaries
2. sleep-learning: American Heritage Dictionary of the English Language
3. sleep-learning, sleep-learning: Collins English Dictionary
4. sleep-learning: Vocabulary.com
5. sleep-learning: Dictionary.com
6. Sleep-learning: Wikipedia, the Free Encyclopedia
7. sleep-learning: Rhymezone
8. sleep-learning: FreeDictionary.org
9. sleep-learning: Mnemonic Dictionary
10. sleep-learning: TheFreeDictionary.com
11. sleep-learning: Wiktionary

Medicine (1 matching dictionary)

12. sleep-learning: Merriam-Webster Medical Dictionary

(Note: See sleep-learnings as well.)

Definitions from Wiktionary (sleep-learning) ▸ noun:  hypnopaedia ▸ Words similar to sleep-learning ▸ Usage examples for sleep-learning ▸ Idioms related to sleep-learning ▸ Wikipedia articles (New!) ▸ Popular adjectives describing sleep-learning ▸ Words that often appear near sleep-learning ▸ Rhymes of sleep-learning ▸ Invented words related to sleep-learning