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IELTS BNC: 1960 COCA: 2078

signal

1 of 3

noun

sig·​nal ˈsig-nᵊl How to pronounce signal (audio)
1
2
a
: an act, event, or watchword that has been agreed on as the occasion of concerted action
b
: something that incites to action
3
: something (such as a sound, gesture, or object) that conveys notice or warning
4
a
: an object used to transmit or convey information beyond the range of human voice
b
: the sound or image conveyed in telegraphy, telephony, radio, radar, or television
c
: a detectable physical quantity or impulse (such as a voltage, current, or magnetic field strength) by which messages or information can be transmitted

signal

2 of 3

verb

signaled or signalled; signaling or signalling ˈsig-nə-liŋ How to pronounce signal (audio)

transitive verb

1
: to notify by a signal
signal the fleet to turn back
2
a
: to communicate or indicate by or as if by signals
signaled the end of an era
b
: to constitute a characteristic feature of (a meaningful linguistic form)

intransitive verb

: to make or send a signal
signaler noun
or signaller

signal

3 of 3

adjective

: distinguished from the ordinary : notable
a signal achievement

Example Sentences

Word History


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