We found 36 dictionaries that define the word opportunity cost:

General (15 matching dictionaries)

1. opportunity cost: Longman Dictionary of Contemporary English
2. opportunity cost: Merriam-Webster
3. opportunity cost: Oxford Learner's Dictionaries
4. opportunity cost: Collins English Dictionary
5. opportunity cost: Vocabulary.com
6. opportunity-cost: Wordnik
7. opportunity cost: Wiktionary
8. opportunity cost: Dictionary.com
9. Opportunity Cost, Opportunity cost: Wikipedia, the Free Encyclopedia
10. opportunity cost: Rhymezone
11. opportunity cost: FreeDictionary.org
12. opportunity cost: Mnemonic Dictionary
13. opportunity cost: TheFreeDictionary.com

Business (15 matching dictionaries)

14. opportunity cost: Merriam-Webster Legal Dictionary
15. MoneyGlossary.com (No longer online)
16. INVESTORWORDS (No longer online)
17. OPPORTUNITY COST: Accounting Glossary
18. Glossary of Legal Terms (No longer online)
19. Opportunity Cost: FACS Journalist's Guide to Economic Terms
20. Opportunity cost: Deardorff's Glossary of International Economics
21. Opportunity cost: Futures and Options Market Terminology
22. Opportunity Cost: Management Dictionary
23. Opportunity Cost: Inflation Glossary
24. Opportunity Cost: Investopedia
25. Opportunity Cost: Wideman Comparative Glossary of Project Management Terms
26. opportunity cost: Financial dictionary
27. BusinessDictionary.com (No longer online)
28. Yahoo Tax Center Glossary (No longer online)

Computing (2 matching dictionaries)

29. Opportunity Cost: Cybernetics and Systems
30. opportunity cost: Encyclopedia

Medicine (1 matching dictionary)

31. opportunity cost: Medical dictionary

Slang (1 matching dictionary)

32. opportunity cost: Urban Dictionary

Tech (2 matching dictionaries)

33. AUTOMOTIVE TERMS (No longer online)
34. Dairy Glossary (No longer online)

(Note: See opportunity_costs as well.)

Definitions from Wiktionary (opportunity cost) ▸ noun:  (economics) The cost of an opportunity forgone (and the loss of the benefits that could be received from that opportunity); the most valuable forgone alternative. Similar: optionality, comparative advantage, unexpired cost, quasi-rent, aftercost, mommy tax, capital loss, accounting cost, sacrifice, contingency cost, more... Opposite: benefit, gain, advantage Phrases: opportunity cost of capital, increasing opportunity cost, valuation opportunity cost, more... Adjectives: supplemental, par, liquidated, customable, allowed, moratory, good, credited, avail, collectible, secure ▸ Words similar to opportunity cost ▸ Usage examples for opportunity cost ▸ Idioms related to opportunity cost ▸ Wikipedia articles (New!) ▸ Words that often appear near opportunity cost ▸ Rhymes of opportunity cost ▸ Invented words related to opportunity cost