command
noun /kəˈmɑːnd/
  /kəˈmænd/
Idioms - [countable] an order given to a person or an animal- Begin when I give the command.
- You must obey the captain's commands.
- command to do something He issued the command to retreat.
- Police said he ignored their commands to stop.
 Wordfinder- army
- artillery
- battalion
- command
- defend
- invade
- officer
- regiment
- tactics
- weapon
 Wordfinder- admiral
- aircraft carrier
- base
- captain
- command
- fleet
- navy
- submarine
- torpedo
- warship
 Extra ExamplesTopics War and conflictb2- an army officer barking commands at his men
- She has been teaching her dog simple commands.
 Oxford Collocations Dictionaryadjective- basic
- simple
 - carry out
- obey
- disobey
- …
 - at somebody’s command
 - your wish is my command
 
- [countable] an instruction given to a computer- The computer executes commands successively in the order they arrive.
- What is the startup command for the program?
 WordfinderTopics Computersb2- command
- connect
- desktop
- drag
- enter
- insert
- refresh
- scroll
- select
- toggle
 Oxford Collocations Dictionaryadjective- spoken
- verbal
- voice
- …
 - enter
- type
- use
- …
 - line
- prompt
 
- [uncountable] control and authority over a situation or a group of people- under somebody's command He has 1 200 men under his command.
- command of somebody/something He has command of 1 200 men.
- The police arrived and took command of the situation.
- In 1939 he assumed command of all French naval forces.
- There were many disagreements over the command of the peacekeeping forces.
- in command Who is in command here?
- in command of something/yourself For the first time in years, she felt in command of her life.
- He looked relaxed and totally in command of himself.
- the chain of command
- a breakdown in the command structure
 Extra ExamplesTopics War and conflictb2- He had command of 3 000 soldiers.
- He was in complete command of the situation.
- She has lost command of her senses.
- She was in sole command of one million pounds.
- The division was under the command of General George.
- under the direct command of Lieutenant Sykes
- Decisions that are beyond the competence of junior managers should be referred up the chain of command.
- his command over resources
 Oxford Collocations Dictionaryadjective- complete
- full
- total
- …
 - have
- assume
- take
- …
 - centre/center
- chair
- deck
- …
 - in command
- in command of
- under somebody’s command
- …
 - the chain of command
- the line of command
 
- Command[countable] a part of an army, air force, etc. that is organized and controlled separately; a group of officers who give orders- Bomber Command
 
- [uncountable, singular] command (of something) your knowledge of something; your ability to do or use something, especially a language- Applicants will be expected to have (a) good command of English.
- She has an excellent command of French.
 Oxford Collocations Dictionaryadjective- excellent
- fluent
- good
- …
 - have
- demonstrate
- show
- …
 - at your command
- command of
 
order
for computer
control
in army
knowledge
Word OriginMiddle English: from Old French comander ‘to command’, from late Latin commandare, from com- (expressing intensive force) + mandare ‘commit, command’. Compare with commend.
Idioms 
at your command 
- if you have a skill or an amount of something at your command, you are able to use it well and completely- With all the words at my command, I could not express how I felt.
- The vast knowledge he has at his command will be invaluable in the job.
 
be at somebody’s command 
- (formal) to be ready to obey somebody- I'm at your command—what would you like me to do?
 
your wish is my command 
- (humorous) used to say that you are ready to do whatever somebody asks you to do