Pronunciation: /ˈmɒnɪtər/
noun A device or piece of equipment that observes, checks, or keeps track of something
A1 I use a monitor to watch my favorite TV shows.
A2 The teacher uses a monitor to display slides during the lesson.
B1 The security guard keeps an eye on the monitor to ensure safety in the building.
B2 The doctor checked the patient's vital signs on the monitor.
C1 The scientist used a specialized monitor to track changes in the environment.
C2 The pilot constantly monitors the aircraft's systems during the flight.
verb To observe, check, or keep track of something
A1 I monitor my email for new messages every hour.
A2 She monitors her heart rate while exercising.
B1 The teacher monitors the students' progress throughout the semester.
B2 The security guard monitors the surveillance cameras for any suspicious activity.
C1 The scientist monitors the experiment closely to ensure accurate results.
C2 The government agency monitors the financial markets for any signs of instability.
formal The doctor used a heart monitor to track the patient's vital signs.
informal I need to buy a new monitor for my computer setup.
slang I'll keep an eye on the situation and monitor it closely.
figurative It's important to monitor your thoughts and emotions for a healthy mindset.
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