shut off
Học thuậtThân thiện
Definition
- Verb (transitive):
- To stop the flow or operation of something, typically by closing a valve, switch, or other control mechanism.
- To isolate or separate someone or something from others or from a larger system.
Usage
- The primary use is to describe stopping a utility, machine, or supply by operating a control.
- Always shut off the water before repairing the sink.
- Please shut off the engine while we wait.
- It can also describe creating a state of isolation or separation, often implying a barrier.
- The accident shut off the main highway for hours.
- His illness shut him off from social contact for months.
Examples
- Stopping flow/operation:
- Don't forget to shut off the lights when you leave.
- The technician shut off the power to the building.
- Creating isolation/separation:
- The mountain range shuts off the valley from the coastal winds.
- She felt shut off from her family after the argument.
Advanced Usage
- "to be shut off from": This phrase emphasizes a state of complete isolation, often emotional or social.
- Living in a remote village, they were completely shut off from modern news.
- The past participle "shut off" can function as an adjective describing something that is closed or isolated.
- Make sure the valve is in the shut-off position. (Note: Here, "shut-off" is a compound adjective derived from the phrasal verb).
Variants and Related Words
- Shutoff (noun): A device or act of stopping flow.
- The automatic shutoff prevents flooding.
- Cut off: A very close synonym, often interchangeable, especially for utilities or isolation.
- Turn off: A more common synonym for stopping the operation of machines, lights, or electronics. "Shut off" is often preferred for utilities like water or gas.
Synonyms
- Deactivate: To make something inactive.
- Disconnect: To break a connection.
- Block off: To obstruct a passage.
- Seal off: To close tightly, preventing entry or exit.
Related Phrasal Verbs
- Shut down: To stop a machine, engine, or operation completely, often implying a more formal or permanent cessation than "shut off." (e.g., ).
- Shut out: To prevent from entering or being included. (e.g., ).
- Shut up: To close securely or to stop talking (informal).
Verb
- block off the passage through
- We shut off the valve
- isolate or separate
- She was shut off from the friends
- stem the flow of
- shut off the gas when you leave for a vacation