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

monitor

noun
 
/ˈmɒnɪtə(r)/
 
/ˈmɑːnɪtər/
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  1. a screen that shows information from a computer; a television screen used to show particular kinds of information
    • The details of today's flights are displayed on the monitor.
    • The pages are designed to be viewed on a computer monitor.
    • We included the costs of monitor, keyboard, mouse and speakers.
    • The security staff can see all the outside of the building on their CCTV monitors.
    • the display quality on LCD monitors has greatly improved.
    • The laboratory is replete with banks of video monitors.
    see also VDUTopics TV, radio and newsb2, Computersb2
    Oxford Collocations Dictionaryadjective
    • colour/​color
    • digital
    • CCTV
    preposition
    • on a/​the monitor
    See full entry
  2. a piece of equipment used to check or record something
    • He was lying there hooked up to a heart monitor.
    • Mia kept a two-way baby monitor in the living room so Harry's cries could be heard.
    • A nurse checked his monitor for changes in ECG rhythms, pulse and oxygen saturation.
    • The heart monitor shows the strength of your pulse.
    Topics Healthcareb2
    Oxford Collocations Dictionaryadjective
    • baby
    • foetal/​fetal
    • heart
    monitor + verb
    • detect something
    • display something
    • show something
    phrases
    • hooked up to a monitor
    See full entry
  3. a person whose job is to check that something is done fairly and honestly, especially in a foreign country
    • UN monitors declared the referendum fair.
    • The EU has agreed to provide monitors for the crossing.
    • Monitors or observers help to build trust between the two sides.
    Topics Jobsc2
    Oxford Collocations Dictionaryadjective
    • UN
    • ceasefire
    • election
    See full entry
  4. a student in a school who performs special duties, such as helping the teacher
    • He was a star pupil and the class monitor.
    Topics Educationc2
    Oxford Collocations Dictionaryadjective
    • UN
    • ceasefire
    • election
    See full entry
  5. a large tropical lizard (= a type of reptile)
    • A large monitor lizard, prehistoric in its beauty, stared at us.
    Topics Animalsc2
  6. 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
dizzy
adjective
 
 
From the Topic
Health problems
C1
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