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We found 17 dictionaries with English definitions that include the word perfect number:
Click on the first link on a line below to go directly to a page where "perfect number" is defined.

General (12 matching dictionaries)

1. perfect number: Merriam-Webster.com [home, info]
2. perfect number: American Heritage Dictionary of the English Language [home, info]
3. perfect number: Collins English Dictionary [home, info]
4. perfect number: Wordnik [home, info]
5. perfect number: Wiktionary [home, info]
6. perfect number: The Wordsmyth English Dictionary-Thesaurus [home, info]
7. perfect number: Infoplease Dictionary [home, info]
8. perfect number: Dictionary.com [home, info]
9. Perfect Number (film), Perfect Number, Perfect number: Wikipedia, the Free Encyclopedia [home, info]
10. perfect number: Stammtisch Beau Fleuve Acronyms [home, info]
11. perfect number: Free Dictionary [home, info]
12. perfect number: Dictionary/thesaurus [home, info]

Computing (1 matching dictionary)

13. perfect number: Encyclopedia [home, info]

Science (4 matching dictionaries)

14. Perfect number: A Glossary of Mathematical Terms [home, info]
15. Perfect Number: Eric Weisstein's World of Mathematics [home, info]
16. perfect number: PlanetMath Encyclopedia [home, info]
17. perfect number: Prime [home, info]

▸ Words similar to perfect number ▸ Usage examples for perfect number ▸ Words that often appear near perfect number ▸ Rhymes of perfect number ▸ Invented words related to perfect number