Instantaneous: meaning, definitions and examples

Used when something happens or is done in an instant, with no delay. Often used in scientific, technical, and formal contexts.

• The reaction was instantaneous.
• The system provides instantaneous feedback to users.

Refers to something that happens or is required without any delay. Often used in everyday situations as well as professional settings.

• We need an immediate response to this issue.
• The doctor provided immediate care to the patient.

Indicates something that happens quickly but not necessarily without any delay. It is often used in everyday language and can imply convenience.

• We have instant coffee for a quick drink.
• He felt an instant connection with her.

Used when something happens quickly and unexpectedly. Often carries a sense of surprise or shock.

• There was a sudden change in the weather.
• Her sudden departure left everyone puzzled.

Use this word when emphasizing something that happens in an extremely short amount of time, often used in scientific or technical contexts.

• The transition was almost instantaneous
• The application provides instantaneous feedback

This word is suitable for everyday use to describe something that happens without any delay.

• She called me immediately after she heard the news
• Please respond immediately

This word is similar to 'immediately' but often implies a more rapid response, often used in more casual or informal settings.

• The pain relief worked instantly
• He recognized her voice instantly