We found 16 dictionaries that define the word Halley:

General (13 matching dictionaries)

1. Halley: Merriam-Webster
2. Halley: Collins English Dictionary
3. Halley: Vocabulary.com
4. Halley: Wordnik
5. Halley: Wiktionary
6. Halley: Webster's New World College Dictionary, 4th Ed.
7. Halley: Infoplease Dictionary
8. Halley: Dictionary.com
9. Halley (film), Halley (given name), Halley (lunar crater), Halley (nightclub), Halley (song), Halley (surname), Halley: Wikipedia, the Free Encyclopedia
10. Halley: Rhymezone
11. halley: FreeDictionary.org
12. halley: Mnemonic Dictionary
13. Halley: TheFreeDictionary.com

Computing (1 matching dictionary)

14. Halley: Encyclopedia

Miscellaneous (1 matching dictionary)

15. baby names list (No longer online)

Slang (1 matching dictionary)

16. halley: Urban Dictionary

(Note: See halleys as well.)

Definitions from Wiktionary (Halley) ▸ noun:  A surname from Irish. Similar: Hanlon, Healy, halligan, Malley, Herlihy, Hallisey, Galliher, Hallinan, Gallaher, Hamill, more... Phrases: Comet Halley, edmund halley, Edmond Halley, peter halley, halley comet, more... Adjectives: english, celebrated, famous, british, great, young, learned, late, periodic, post, eminent Colors:     silver,     midnight blue,     starry night,     nebula purple,     lunar lavender, more... ▸ Words similar to Halley ▸ Usage examples for Halley ▸ Idioms related to Halley ▸ Wikipedia articles (New!) ▸ Popular adjectives describing Halley ▸ Words that often appear near Halley ▸ Rhymes of Halley ▸ Invented words related to Halley