We found 15 dictionaries that define the word window of opportunity:

General (8 matching dictionaries)

1. window of opportunity: Merriam-Webster
2. window of opportunity: Oxford Learner's Dictionaries
3. window of opportunity: Collins English Dictionary
4. window of opportunity: Wiktionary
5. window of opportunity: Dictionary.com
6. Window of Opportunity (Stargate SG-1), Window of opportunity: Wikipedia, the Free Encyclopedia

Business (4 matching dictionaries)

7. MoneyGlossary.com (No longer online)
8. INVESTORWORDS (No longer online)
9. Window of Opportunity: Management Dictionary
10. BusinessDictionary.com (No longer online)

Medicine (1 matching dictionary)

11. window of opportunity: Medical dictionary

Miscellaneous (1 matching dictionary)

12. window of opportunity: Idioms

Slang (1 matching dictionary)

13. The Window Of Opportunity, window of opportunity: Urban Dictionary

Definitions from Wiktionary (window of opportunity) ▸ noun:  (originally US) A (usually limited) period of time in which suitable action can achieve success. Similar: window, window of time, kairos, opportunity, launch window, opening, prime time, open time, sele, opetide, more... ▸ Words similar to window of opportunity ▸ Usage examples for window of opportunity ▸ Idioms related to window of opportunity ▸ Wikipedia articles (New!) ▸ Words that often appear near window of opportunity ▸ Rhymes of window of opportunity ▸ Invented words related to window of opportunity