Monitor: meaning, definitions and examples

Use in contexts where you need to keep track of a process, system, or situation over a period of time.

• We need to monitor the patient's vital signs closely.
• The teacher monitored the students during the exam.

Typically used when referring to the physical part of a device where images, videos, or text appear, such as a computer screen, phone screen, or TV screen.

• The movie will be shown on a big screen.
• My phone screen is cracked and needs to be repaired.

Best used when referring to showing information, images, or objects for others to see, often in a way that is organized and visible.

• She arranged the items neatly on the display shelf.
• The results will be displayed on the screen.

This term is often used in more technical or formal contexts to refer specifically to a device that shows visual information, especially in professional or technical settings.

• The technician checked the visual monitor for any error messages.
• They installed a new visual monitor in the control room.

Used in situations where there is a need to track or keep an eye on something over time, especially via technology or systematic checks. Often implies continuous or regular observation.

• The doctor will monitor your heart rate throughout the surgery.
• We need to monitor the performance of the new software to ensure it's working correctly.

Common in workplace or educational settings where someone has the authority to oversee and guide the activities of others. It also suggests a role of responsibility and leadership.

• The supervisor is responsible for ensuring the team meets its targets.
• During the internship, your supervisor will help you with any questions you have.

Used in situations where someone is watching or assessing something without intervening. Can apply to a wide range of scenarios, often implying a neutral or uninvolved stance.

• There were several international observers at the election to ensure fairness.
• As a silent observer, she took notes during the meeting.

Often informal, it implies someone who watches something, typically without formal responsibilities or authority. Can sometimes have a negative connotation, suggesting nosiness or surveillance.

• Bird watchers gathered early in the morning at the park.
• I know my neighbor is a bit of a watcher; she's always peeking out her windows.

Use when continually or systematically watching or tracking the status of something over a period of time.

• The nurse will monitor your heart rate during the procedure.
• We need to monitor the progress of the project closely.

Use when overseeing or managing the actions of other people to ensure tasks are completed correctly and safely.

• The manager will supervise the team during the event.
• Teachers supervise children during recess.

Use when watching someone or something carefully, often for study or research purposes.

• Scientists observe animal behavior in the wild.
• She likes to observe people in the park.

Use when briefly examining something to ensure it is correct or in good condition.

• I need to check my email for new messages.
• Could you check if the door is locked?