master switch Meaning in the Cambridge English Dictionary Cambridge dictionaries logo
Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

Meaning of “master switch” in the English Dictionary

"master switch" in British English

See all translations

master switchnoun [C]

uk   /ˈmɑː.stə ˌswɪtʃ/ us   /ˈmæs.tɚ ˌswɪtʃ/
a switch that can be used to turn on or off power to all the lights or machines in a building
(Definition of master switch from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)
Translations of “master switch”
in Chinese (Simplified) 主控开关,总开关…
in Chinese (Traditional) 主控開關,總開關…
What is the pronunciation of master switch?
Add Cambridge dictionaries to your browser to your website
Watching the detectorists
Watching the detectorists
by ,
May 31, 2016
by Colin McIntosh You could be forgiven for thinking that old-fashioned hobbies that don’t involve computers have fallen out of favour. In fact, nothing could be further from the truth. If anything, the internet has made it easier for people with specialist hobbies from different corners of the world to come together to support one another

Read More 

Word of the Day


damage caused to water, air, etc. by harmful substances or waste

Word of the Day

decision fatigue noun
decision fatigue noun
May 30, 2016
a decreased ability to make decisions as a result of having too many decisions to make Our brains have a finite number of decisions they can make before they get depleted and become less discerning – so this is called decision fatigue.

Read More