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Definition of monitor verb from the Oxford Advanced Learner's Dictionary

monitor

verb
 
/ˈmɒnɪtə(r)/
 
/ˈmɑːnɪtər/
Verb Forms
present simple I / you / we / they monitor
 
/ˈmɒnɪtə(r)/
 
/ˈmɑːnɪtər/
he / she / it monitors
 
/ˈmɒnɪtəz/
 
/ˈmɑːnɪtərz/
past simple monitored
 
/ˈmɒnɪtəd/
 
/ˈmɑːnɪtərd/
past participle monitored
 
/ˈmɒnɪtəd/
 
/ˈmɑːnɪtərd/
-ing form monitoring
 
/ˈmɒnɪtərɪŋ/
 
/ˈmɑːnɪtərɪŋ/
jump to other results
  1. to watch and check something over a period of time in order to see how it develops, so that you can make any necessary changes synonym track
    • monitor something Each student's progress is closely monitored.
    • The authorities will continue to monitor the situation.
    • monitor somebody The patient is carefully monitored.
    • monitor what, how, etc… We need to monitor how the situation develops.
    Extra Examples
    • The patient is carefully monitored throughout the procedure.
    • Television advertising is strictly monitored.
    • The workers are constantly monitored for exposure to radiation.
    • We will now be able to monitor its progress more closely.
    • Independent observers monitored voting at polling stations around the country.
    • The animals' temperature and heartbeat are regularly monitored.
    • Uniformed and undercover police officers monitored the demonstration closely.
    Oxford Collocations Dictionaryadverb
    • carefully
    • closely
    • rigorously
    verb + monitor
    • be able to
    • continue to
    preposition
    • for
    See full entry
  2. monitor something to use technology to watch somebody/something, especially for reasons of security
    • A police helicopter will be used to monitor crime hotspots.
    Extra Examples
    • The security cameras are monitored by a CCTV control centre, staffed 24 hours a day.
    • The exhibit will be constantly monitored by video cameras.
  3. monitor something to listen to phone calls, foreign radio broadcasts, etc. in order to find out information that might be useful
    • a police state where every activity is monitored
    • We were warned by a friend in the government that our phone calls were being monitored.
    • The company routinely monitors all its employees' emails.
    • During the war his job was to monitor enemy radio broadcasts.
    Oxford Collocations Dictionaryadverb
    • carefully
    • closely
    • rigorously
    verb + monitor
    • be able to
    • continue to
    preposition
    • for
    See full entry
  4. Word Originearly 16th cent. (in sense (3)): from Latin, from monit- ‘warned’, from the verb monere. Sense (2) dates from the 1930s.
See monitor in the Oxford Advanced American DictionarySee monitor in the Oxford Learner's Dictionary of Academic English
previously
adverb
 
 
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