signal Meaning, definition in Cambridge English Dictionary
Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

Meaning of "signal" - English Dictionary

See all translations

signalnoun [C]

uk   us   /ˈsɪɡ.nəl/

signal noun [C] (ACTION)

B2 an action, movement, or sound that gives information, a message, a warning, or an order: When she gave (them) the signal, they all cheered. [+ that] The firework was a signal that the festival had started. [+ to infinitive] The police officer gave us a signal to stop. The signal for a race to start is often the firing of a gun. US (UK indicator) a turn signal
More examples

signal noun [C] (WAVE)

B2 a series of electrical or radio waves that are sent to a radio or television in order to produce a sound, picture, or message
More examples

signal noun [C] (SHOWING)

something that shows that something else exists or is likely to happen: The poor result is a clear signal of his deteriorating confidence. The changing colour of the leaves on the trees is a signal that it will soon be autumn.

signal noun [C] (EQUIPMENT)

equipment, especially on the side of a railway or road, often with lights, that tells drivers to stop, continue, or go more slowly: a railway signal a traffic signal a road signal

signalverb

uk   us   /ˈsɪɡ.nəl/ (-ll- or US usually -l-)

signal verb (ACTION)

C2 [I or T] to make a movement, sound, flash, etc. that gives information or tells people what to do: Flashing lights on a parked car usually signal a warning (to other motorists). He signalled left, and turned the lorry slowly. He was signalling (= giving a signal) with a red flag. She signalled for help. [+ that] She signalled to the cars behind that they were going the wrong way. [+ obj + to infinitive ] The children's mother signalled them to be quiet. [+ to infinitive] The children's mother signalled to/for them to be quiet.
More examples

signal verb (SHOW)

[T] to show that you intend or are ready to do something: [+ that] The union has signalled that the workers will strike. The union has signalled the workers' intention to strike. The death of Chairman Mao signalled (= marked) the end of an era in Chinese history.

signaladjective [before noun]

uk   us   /ˈsɪɡ.nəl/ formal
noticeable and unusual: a signal success/failure
(Definition of signal from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of signal?
Add Cambridge dictionaries to your browser to your website

Definitions of “signal” in other dictionaries

Word of the Day
follow

If you follow a particular person on Twitter� (= a website where people can publish short remarks or pieces of information), you choose to see the messages that that person posts (= publishes) on the website.

Word of the Day

July 4th, Bastille Day, and the language of revolution.
July 4th, Bastille Day, and the language of revolution.
by Liz Walter,
July 01, 2015
With America’s Independence Day on the 4th and France’s Bastille Day on the 14th, July certainly has a revolutionary theme, so this blog looks at words and phrases we use to talk about the dramatic and nation-changing events that these days celebrate. In particular, it focuses on one of the most important

Read More 

burger noun
burger noun
June 29, 2015
a menu on a computer screen comprising three short parallel horizontal lines which the user clicks to see options Definitely use a burger. You could put the settings in the burger menu too. Fix the settings to the bottom of the burger menu and use a vertically scrolling contact list that scrolls behind

Read More