Did you know?

Click any word in a definition or example to find the entry for that word

start up - definition and synonyms

Close

What are red words?

90% of the time, speakers of English use just 7,500 words in speech and writing. These words appear in red, and are graded with stars. One-star words are frequent, two-star words are more frequent, and three-star words are the most frequent.

Close

Thesaurus

The thesaurus of synonyms and related words is fully integrated into the dictionary. Click on the thesaurus category heading under the button in an entry to see the synonyms and related words for that meaning.

more
phrasal verb [intransitive/transitive]
Word Forms
Close
present tense
I/you/we/theystart up
he/she/itstarts up
present participlestarting up
past tensestarted up
past participlestarted up
  1. 1
    to bring a business, organization, or project into existence
    The Agency helps over 1,000 firms start up each year.
    She left the company last year to start up her own business.
  2. 2
    to switch on a machine or engine, especially a motor vehicle
    She got into the car and started up the engine.
See also main entry: start

ruburb

an area in the countryside where there are both housing developments and farms, and many people travel to work in nearby cities

BuzzWord Article

Open Dictionary

troll factory

a company that pays its employees to write online comments in favour or against somebody or something posing as ordinary Internet users

add a word

Blog

A must for anyone with an interest in the changing face of language. The Macmillan Dictionary blog explores English as it is spoken around the world today.

global English and language change from our blog