Signal: meaning, definitions and examples

Used to represent clear, often technical or electronic communication, like in electronic devices, or to describe any clear and unambiguous communication or alert.

• The traffic light turned green, giving the signal for cars to move.
• She raised her hand as a signal to speak.

Commonly used to denote an observable characteristic or phenomenon that indicates something, often a general term applicable to various situations like physical objects, gestures, or abstract signals.

• The dark clouds were a sign of an approaching storm.
• He gave her a reassuring sign with a thumbs-up.

Used to describe evidence or signs pointing to a conclusion, often based on physical or observable signs or data.

• There was no indication that it would rain today.
• The increase in sales is an indication of the company's success.

Commonly used in performance arts or social situations to indicate a hint or a prompt for action.

• The actor missed his cue and entered the stage late.
• Her yawning was my cue to end the meeting.

Used to describe a sign or indicator sent from one place to another, often in the context of communication devices or systems. It can also refer to a sign or gesture used to convey information.

• The phone couldn't find a signal in the remote area.
• She gave a signal to start the race.

Generally refers to the act of sending or conveying something from one place to another. In communication, it's used to describe the process of sending signals, data, or information.

• The transmission of data over the internet happens in fractions of a second.
• There was an issue with the transmission of the live feed.

Refers to the transmission of programs or information by radio or television. This term is frequently used in the context of media and mass communication.

• The news broadcast will begin at 6 PM.
• They decided to broadcast their event live on social media.

Relates to the exchange of information over significant distances by electronic means. This term is often used in the context of industries dealing with communication technology.

• Advancements in telecommunication have made it easier to stay connected globally.
• The company specializes in telecommunication services and products.

When used in a more general sense, it refers to sending a message or sign, often without words, to show intention or convey information.

• The teacher signaled that it was time to leave
• He signaled his approval with a nod

Indicate is appropriate when pointing out or showing the position, direction, or existence of something. Often used in more formal or technical contexts.

• The sign indicates the entrance of the museum
• Her smile indicated that she was pleased

This term is suitable for describing physical movements, especially of the hand or head, to express an idea or emotion without speaking.

• He made a gesture for her to sit down
• Her welcoming gesture made everyone feel at home

This word is best used when talking about exchanging information or ideas through various forms like talking, writing, or using other media.

• They used video calls to communicate with their team overseas
• It's essential to communicate your needs clearly