monitor
[noun]
Synonyms:
- watchdog, guide, invigilator, prefect (Brit.), supervisor
[verb]
Synonyms:
- check, follow, keep an eye on, keep tabs on, keep track of, observe, survey, watch

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English Thesaurus: check, examine, inspect, go through something, double-check, ...

[TahlilGaran] English Synonym Dictionary ▲

I. mon‧i‧tor¹ S3 W3 AC /ˈmɒnɪtə $ ˈmɑːnətər/ verb [transitive]

1. to carefully watch and check a situation in order to see how it changes over a period of time:
Patients who are given the new drug will be asked to monitor their progress.
The government is monitoring the situation closely.
The temperature is carefully monitored.
monitor what/how etc
We need a better system for monitoring what is going on.

2. to secretly listen to other people’s telephone calls, foreign radio broadcasts etc:
He suspected that his phone calls were being monitored.

[TahlilGaran] Dictionary of Contemporary English ▲

II. monitor² noun [countable]
[Date: 1500-1600; Language: Latin; Origin: monere 'to warn']

1. SCREEN a television or part of a computer with a screen, on which you can see pictures or information
television/TV/computer monitor
She was staring at her computer monitor.
on a monitor
We could watch what was happening on the TV monitor.

2. PIECE OF EQUIPMENT FOR MEASURING a piece of equipment that measures and shows the level, speed, temperature etc of something:
a heart monitor
The noise monitor recorded 98 decibels.

3. SOMEBODY WHO WATCHES AN ACTIVITY someone whose job is to watch an activity or a situation to see how it changes or develops, or to make sure that it is fair and legal:
UN monitors will remain in the country to supervise the elections.
peace/human rights etc monitors
The UN is sending peace monitors to the area.

4. CHILD a child who has been chosen to help a teacher in some way in class

5. SOMEBODY WHO LISTENS TO RADIO someone whose job is to listen to news or messages on a radio and report on them

[TahlilGaran] Dictionary of Contemporary English ▲

monitor
noun
I. television/computer screen
ADJ. colour | CCTV, computer, television/TV, video
PREP. on a/the ~ The security staff can see all the outside of the building on their CCTV monitors.

[TahlilGaran] Collocations Dictionary ▲

monitor
II. machine that records/checks sth
ADJ. foetal, heart, oxygen, pulse, radiation
MONITOR + VERB detect sth | show sth The heart monitor shows the strength of your pulse.

[TahlilGaran] Collocations Dictionary ▲

monitor
III. sb who checks sth is done fairly/properly
ADJ. EU, UN UN monitors declared the referendum fair.
school | health, peace

[TahlilGaran] Collocations Dictionary ▲

monitor
verb
ADV. carefully, closely, rigorously, strictly Television advertising is strictly monitored.
regularly, routinely, systematically | constantly, continuously | effectively, properly | automatically
VERB + MONITOR be able to We will now be able to monitor its progress more closely.
continue to The authorities will continue to monitor the situation.
PREP. for The workers are constantly monitored for exposure to radiation.

[TahlilGaran] Collocations Dictionary ▲

check to look at something carefully and thoroughly in order to make sure that it is correct, safe, or working properly:
I’ll just check the water level in the battery.
The immigration officer checked their passports.
We need to check the building for structural damage.
examine to look at something carefully and thoroughly because you want to find out something about it:
Experts who examined the painting believe it is genuine.
The police will examine the weapon for fingerprints.
inspect to look at something carefully and thoroughly in order to make sure that it is correct, safe, or working properly, especially when it is your job to do this:
The building is regularly inspected by a fire-safety officer.
Some insurance people have already been here to inspect the damage caused by the storm.
go through something to examine something such as a document or plan from beginning to end, especially in order to check that it is correct:
You should go through the contract before you sign.
I’ve finished my essay, but I just need to go through it to check for spelling mistakes.
double-check to check something again so that you are completely sure it is correct, safe, or working properly:
I double-checked all my calculations and they seemed fine.
Travellers should double-check flight information before setting off today.
test to examine or use something in order to find out whether it works or what its qualities are, or in order to check that it is satisfactory:
Test your brakes to check they are working correctly.
These products have not been tested on animals.
monitor to carefully watch or keep checking someone or something in order to see what happens over a period of time:
Doctors monitored her progress during the night.
Observers have been monitoring the situation in Burma closely.
do a check
I did a quick check of all the windows, locked the door and left.
make a check (=do a check)
One of the nurses makes regular checks during the night.
run a check (=especially on something that is strange or suspicious)
You should run a virus check before downloading from the Internet.
carry out/conduct a check formal (=do or run a check)
The police carried out a check on the car’s registration number.
have a check British English
Always have a final check to make sure you’ve got your ticket and passport.
give something a check
I’d like you to give the car a careful check.
keep a check on somebody/something (=check something regularly)
Keep a check on your baby’s temperature.
go for a medical/dental etc check
She advised me to go for a medical check.
a quick check
A quick check showed that someone had been in the room.
a thorough/careful check
An engineer gave the computer a thorough check.
a routine check (=happening as a normal part of a process)
I went to the doctor for a routine health check.
a random check (=done without any definite pattern)
Customs officials were carrying out random checks on cars.
a regular check
It’s vital to keep a regular check on your bank balance.
a close check (=a careful one)
His teacher was keeping a close check on his progress.
a safety/security check
The security checks at the airport can take a long time.
a health/medical check
People over 60 should have regular medical checks.
a background check (=to get information about someone’s previous work, education, family etc)
The company conducts background checks on security employees.
a credit check (=to get information about someone’s financial history)
Banks usually do a credit check before they give you a loan.
a spot check (=a quick check of one thing in a group done to obtain information)
They did a spot check on 160 vehicles to see how many passengers were wearing seat belts.
a spell check (=a process in which a computer program tells you if you have spelt words wrong)
Have you done a spell check on your essay?
bill a piece of paper that tells you how much you must pay:
Many families are struggling to pay their bills.
a credit card bill
We got a huge phone bill.
I asked the waiter to bring me the bill.
invoice a document that lists the goods that a company has sent, or the services they have provided, and tells you how much you must pay. It is often sent from one company to another company:
Payment is due ten days after receipt of the invoice.
tab informal a bill that is added up at the end of a period of time, especially for food or drinks that you have had in a restaurant or hotel:
People staying in the hotel can order food or drinks to be put on their tab.
pay by cheque
You can pay by cheque or credit card.
write (out) a cheque
I had to write a cheque for £360 yesterday.
give somebody a cheque
Can I give you a cheque, or would you prefer cash?
make a cheque out/payable to somebody (=write someone's name on a cheque so it is paid to them)
Who shall I make the cheque out to?
enclose a cheque (=send it with a letter by post)
I wrote to the company enclosing a cheque for £49.99.
sign a cheque
You've forgotten to sign the cheque.
pay in a cheque (=pay a cheque into your bank account)
I went to the bank to pay in a couple of cheques.
cancel/stop a cheque (=stop a cheque from being paid to someone)
Don't forget to phone the bank and cancel that cheque.
cash a cheque (=exchange a cheque for the amount of money it is worth)
The company had cashed the cheque but not sent the goods.
accept a cheque (=take a cheque as a form of payment)
We only accept cheques if you have a bank card.
draw a cheque formal (=use a cheque to withdraw money from an account)
Customers can draw cheques for any amount they like on their accounts.
a cheque bounces (=is not paid by a bank because there is not enough money in the account)
The cheque bounced because my account was overdrawn.
a large cheque (=for a lot of money)
Sara was delighted to receive a large cheque in the post.
a blank cheque (=signed but without the amount written on it)
I wasn't sure how much the tickets would be so I gave her a blank cheque.
a post-dated cheque (=with a date on it that is later than the date you write the cheque)
She wanted a post-dated cheque for the next three months' rent.
a pay cheque (=one that you get for doing your job)
My pay cheque arrived at the end of each week.
a traveller's cheque (=a type of cheque that you can exchange for money in another country)
Are you taking some traveller's cheques on holiday?
a cheque book (=a book of cheques that your bank gives you to use)
When you open a bank account you will be given your own cheque book.
a cheque card (=a bank card shown when paying by cheque)
Cheques must be accompanied by a valid cheque card.
a cheque stub (=the part of a cheque that stays in your cheque book when you have written a cheque)
Check your cheque stubs to see when you wrote the cheque.

[TahlilGaran] English Thesaurus ▲

test a set of questions or practical activities, which are intended to find out how much someone knows about a subject or skill:
I have a chemistry test tomorrow.
Did Lauren pass her driving test?
exam (also examination formal) an important test that you do at the end of a course of study or class or at the end of the school year:
He’s upstairs, revising for an exam.
When do you get your exam results?
There’s a written examination at the end of the course.
quiz American English a quick test that a teacher gives to a class, usually to check that students are learning the things they should be learning:
We have a math quiz every Monday.
a pop quiz (=a quiz given by a teacher without any warning)
finals British English the last exams that you take at the end of a British university course:
During my finals I was revising till 3 o'clock in the morning most days.
final American English an important test that you take at the end of a particular class in high school or college:
The English final was pretty hard.
midterm American English an important test that you take in the middle of a term, covering what you have learned in a particular class in high school or college:
He did badly in the midterm.
oral exam (also oral British English) an exam in which you answer questions by speaking, instead of writing, for example to test how good you are at speaking a foreign language:
Nicky got an A in her Spanish oral.
You can either take an oral exam or do a 25 page essay.
practical British English an exam that tests your ability to do or make things, rather than your ability to write about them:
The chemistry practical is on Monday.
mocks/mock exams British English informal tests that you take as practice before the official examinations:
She did well in the mocks.
paper British English a set of printed questions used as an examination in a particular subject, or the answers people write:
The history paper was really difficult.
The papers are marked by the other teachers.
check to look at something carefully and thoroughly in order to make sure that it is correct, safe, or working properly:
I’ll just check the water level in the battery.
The immigration officer checked their passports.
We need to check the building for structural damage.
examine to look at something carefully and thoroughly because you want to find out something about it:
Experts who examined the painting believe it is genuine.
The police will examine the weapon for fingerprints.
inspect to look at something carefully and thoroughly in order to make sure that it is correct, safe, or working properly, especially when it is your job to do this:
The building is regularly inspected by a fire-safety officer.
Some insurance people have already been here to inspect the damage caused by the storm.
go through something to examine something such as a document or plan from beginning to end, especially in order to check that it is correct:
You should go through the contract before you sign.
I’ve finished my essay, but I just need to go through it to check for spelling mistakes.
double-check to check something again so that you are completely sure it is correct, safe, or working properly:
I double-checked all my calculations and they seemed fine.
Travellers should double-check flight information before setting off today.
monitor to carefully watch or keep checking someone or something in order to see what happens over a period of time:
Doctors monitored her progress during the night.
Observers have been monitoring the situation in Burma closely.

[TahlilGaran] English Thesaurus ▲

watch to look at someone or something for a period of time and pay attention to what is happening:
They were all watching the game.
I watched him get out of his car.
We are watching carefully to see how the situation develops.
keep an eye on somebody/something to watch someone or something carefully so that you are prepared if anything bad happens:
The doctors are keeping a careful eye on her.
Can you keep an eye on my bag for me?
Keep an eye on house prices before you decide to sell.
observe to watch someone or something carefully in order to learn more about them:
A 24-hour camera is being used to observe the birds’ behaviour.
During your teacher training you will be encouraged to observe lessons.
monitor to watch a situation carefully to see how it changes over a period of time:
Class teachers are responsible for monitoring the progress of each student.
Economists are monitoring the situation carefully.
spy on somebody to watch someone secretly in order to find out what they are doing:
He hired a private detective to spy on her.
In the 1960s, government agencies were spying on everybody.
spectator someone who watches an event, especially a sports event:
There were 4,500 spectators at the game.
a crowd of spectators
viewer someone who watches television:
Millions of television viewers listened to the President’s speech.
programmes for younger viewers
audience the people who watch a play or performance, or the people who watch a particular television programme:
The audience roared with laughter and clapped.
It attracted a television audience of seven million.
onlooker someone who watches something happening without being involved in it, especially in the street:
A man was standing on the roof, watched by a crowd of onlookers below.
observer someone who watches and pays attention to particular situations and events, because they are interested in them, or it is their job:
She was a shrewd observer of human nature.
a political observer who writes for The Independent newspaper
The United Nations has sent military observers to the Sudan.
look at/glance at your watch
I looked at my watch. It was 4.30.
check/consult your watch
He checked his watch and saw that it was only 2.15.
a watch says ...
My watch says twenty past one.
put your watch forward (=make it show a later time)
The passengers were reminded to put their watches forward three hours.
put your watch back (=make it show an earlier time)
On Saturday night, don’t forget to put your watch back an hour.
set your watch (=make it show the correct time)
I set my watch by the clock on the mantelpiece.
wear a watch
He wore a gold watch.
a watch stops
Her watch had stopped after getting wet in the sea.
sb’s watch is fast/runs fast (=it shows a later time)
No, it’s only 12.15 – your watch must be fast.
sb’s watch is slow/runs slow (=it shows an earlier time)
'He’s late.' 'Maybe his watch is running slow.'

[TahlilGaran] English Thesaurus ▲