We found 18 dictionaries that define the word zero-sum:

General (14 matching dictionaries)

1. zero-sum: Merriam-Webster
2. zero-sum: Oxford Learner's Dictionaries
3. zero-sum: American Heritage Dictionary of the English Language
4. zero-sum, zero-sum: Collins English Dictionary
5. Zero-Sum, zero-sum: Wordnik
6. zero-sum: Cambridge Advanced Learner's Dictionary
7. zero-sum: Wiktionary
8. zero-sum: Webster's New World College Dictionary, 4th Ed.
9. zero-sum: The Wordsmyth English Dictionary-Thesaurus
10. zero-sum: Infoplease Dictionary
11. zero-sum: Dictionary.com
12. zero-sum: Cambridge Essential American English Dictionary
13. Zero-sum: Wikipedia, the Free Encyclopedia
14. zero-sum: TheFreeDictionary.com

Business (1 matching dictionary)

15. zero-sum: Financial dictionary

Computing (1 matching dictionary)

16. zero-sum: Encyclopedia

Miscellaneous (1 matching dictionary)

17. Political (No longer online)

Slang (1 matching dictionary)

18. Zero-Sum: Urban Dictionary

Definitions from Wiktionary (zero-sum) ▸ adjective:  Of any system where all gains are offset by exactly equal losses. Similar: negative-sum, Pareto optimal, Pareto efficient, Pareto-optimal, null, identically zero, Pareto-efficient, alternating, equiefficient, antidominant, more... Types: game, prisoner's dilemma, chicken, race to the bottom, zero-sum game, more... Phrases: zero-sum game, two-person zero-sum game, Zero-sum thinking, more... ▸ Words similar to zero-sum ▸ Usage examples for zero-sum ▸ Idioms related to zero-sum ▸ Wikipedia articles (New!) ▸ Popular nouns described by zero-sum ▸ Words that often appear near zero-sum ▸ Rhymes of zero-sum ▸ Invented words related to zero-sum