Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “start-up”

start-up

noun [C] (also startup)    /ˈstɑrt̬·ʌp/
a new business, or the activities involved in starting a new business: Start-ups need to generate revenue quickly. start-up (also startup)    /ˈstɑrt̬·ʌp/ adjective [not gradable] startup costs
(Definition of start-up noun from the Cambridge Academic Content Dictionary © Cambridge University Press)
Focus on the pronunciation of start-up

Definitions of “start-up” in other dictionaries

Translations of “start-up”

Word of the Day

well in (with)

to have a good relationship with someone in which they like you and from which you get an advantage

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More