signal

• Adjectif littéraire ou soutenu signifiant remarquable, frappant ou digne d'attention.

An archaic or literary adjective meaning remarkable, striking, or notable.

1. Notable or remarkableC1formal

   Standing out from the ordinary; striking or conspicuous.

   Remarquable, notable

   • The project was a signal success for the team.
   • Her signal contribution to the field was widely recognized.
   • The event was a signal failure in terms of organization.

   Synonymesconspicuousexceptionalextraordinarymemorablenotableoutstandingprominentremarkablesignificantstriking

   Antonymescommoninconspicuousordinaryunremarkable

• Nom désignant un signe, un geste ou une impulsion transmise qui porte une information, une instruction ou un avertissement.

A noun referring to a sign, gesture, or transmitted impulse that conveys information, instructions, or a warning.

1. Sign or indicationA2formal

   A gesture, sound, or action that conveys information or instructions.

   signe, signal

   • The referee gave a signal to start the game.
   • She raised her hand as a signal for help.
   • The smoke was a signal that something was burning.

   Synonymescuegesturehintindicationmarkeromensignsymptomtokenwarning

2. Electronic transmissionB1formal

   An electrical or electromagnetic impulse that carries data, such as radio, TV, or internet signals.

   signal (transmission électronique)

   • The radio signal is weak in this area.
   • My phone lost the signal during the storm.
   • The satellite sends a signal to the receiver on Earth.

   Synonymesbroadcastemissionimpulsetransmissionwave

3. Traffic or warning deviceA2formal

   A device that uses lights, sounds, or movements to warn or direct people, such as traffic lights or railway signals.

   Dispositif de signalisation

   • The traffic signal turned red, so we stopped.
   • The train driver obeyed the signal at the crossing.
   • The warning signal flashed before the explosion.

   Synonymesalarmbeaconindicatorlightsemaphoretraffic lightwarning light

• Verbe utilisé pour désigner l'action de transmettre une information ou des instructions par un geste, une action ou un son, ou pour indiquer, annoncer ou avertir de quelque chose.

A verb used to indicate the act of conveying information or instructions by means of a gesture, action, or sound.

1. Communicate non-verballyB1formal

   To convey information or instructions through gestures, signs, or other non-verbal means.

   signaler par gestes

   • The police officer signaled the driver to stop.
   • She signaled her friend to come over by waving her hand.
   • He signaled that the coast was clear with a thumbs up.

   Synonymesbeckoncueflaggesticulategestureindicatemotionnodsignwave

2. Indicate or showB2formal

   To be a sign or indication of something, often a future event or change.

   signaler, indiquer

   • The economic data signals a potential recession.
   • His resignation signaled the end of an era for the company.
   • The dark clouds signaled an approaching storm.

   Synonymesannouncebetokendenoteforeshadowforetellheraldindicateportendpresagesignify

   Antonymesconcealhidemasksuppress

3. Transmit a signalB2formaltechnical

   To send a signal, especially using electronic or radio waves.

   émettre un signal

   • The satellite signals data back to Earth.
   • The radio tower signals warnings to ships at sea.
   • The device signals when the battery is low.

   Synonymesbeambroadcastemitradiaterelaysendtransmit