patrol ship
Học thuậtThân thiện
Definition
Noun: A patrol ship is a type of naval or coast guard vessel whose primary duty is to monitor and protect a specific maritime area. Its functions include surveillance, law enforcement, search and rescue, and deterring unauthorized activity within its assigned patrol zone.
Usage
A patrol ship is used to refer to the specific vessel performing patrol duties. It is a countable noun. * The coast guard deployed a patrol ship to monitor the busy shipping lane. * During the exercise, the patrol ship intercepted a suspicious vessel. * A modern patrol ship is equipped with advanced radar and communication systems.
Advanced Usage
- On patrol: Describes the state or action of a patrol ship performing its duties.
- The patrol ship has been on patrol in the northern sector for two weeks.
- To patrol (as a verb): While "patrol ship" is a noun, the related verb "to patrol" describes its core action.
- The fleet's primary mission is to patrol the exclusive economic zone.
Variants and Related Words
- Patrol boat: Often used interchangeably with "patrol ship," though it may imply a smaller vessel.
- Patrol craft: A general term for smaller vessels used for patrol duties.
- Patrol vessel: A more formal synonym for patrol ship.
- Corvette / Frigate: These are specific, often larger, classes of warships that can perform patrol duties among other roles. They are not synonyms but represent types of ships that may serve as patrol ships.
Synonyms
- Guard ship
- Surveillance vessel
- Patrol vessel
Related Phrases
- Border patrol ship: A patrol ship specifically assigned to monitor and protect a national maritime border.
- Fishery patrol ship: A vessel assigned to enforce fishing regulations and laws within territorial waters.
Noun
- a vessel assigned to patrol an area