Signals: meaning, definitions and examples

Often used in the context of communication or transmission of information, especially in technology or telecommunications.

• The phone signals were weak in that area
• Traffic lights use signals to manage the flow of vehicles

Used broadly to signify something visible or observable that suggests the presence or existence of something else, frequently in medical, spiritual, or general everyday usage.

• A red sky at night is a sign of good weather
• Coughing can be a sign of a cold

Often used to signify a sign or piece of evidence that points to something, usually in a more general or formal context.

• A high fever is an indication of an infection
• The stock market's performance is an indication of the economy's health

Typically refers to a prompt or a hint to take action, often used in theater or other performance arts, as well as in everyday contexts to indicate timing.

• The actor waited for his cue before entering the stage
• The yawn might be a cue that you're tired

Used when referring to indications or signs that transmit information in a general or technical context, such as in telecommunications, road signs, or behavior.

• The traffic lights send clear signals to drivers.
• We lost the radio signals during the storm.

Often used when referring to a specific piece of information conveyed from one entity to another, commonly in written or spoken form.

• Please leave a message after the beep.
• She sent a message to her friend to confirm their meeting.

Used in more technical or formal contexts, typically when referring to the act of sending or transferring data, information, or signals from one place to another.

• The transmission of the live event went smoothly.
• Radio wave transmission can be affected by weather conditions.

Typically used when referring to the overall exchange of information or ideas between people, groups, or devices.

• Good communication is key to a successful team.
• We set up a communication system to stay in touch with our remote offices.

Used to describe actions or signs that are meant to communicate specific information, often in a more formal or technical setting.

• The traffic lights use signals to control the flow of cars.
• Radiowaves are used to transmit signals across long distances.

Often used when making something clear or showing something, typically in a more formal or directed manner.

• Please indicate your choice on the ballot.
• The map clearly indicates the location of the restaurant.

Refers to movements, usually of the hand or arm, that express an idea or feeling, often in a more casual or personal setting.

• He pointed towards the exit in a clear gesture to leave the room.
• She waved as a friendly gesture of hello.

Describes the act or process of moving or being moved, can be used both in physical and abstract contexts.

• He made a motion with his hand to call the waiter.
• The train's motion was smooth and almost silent.