What is another word for picket ship?
Pronunciation: [pˈɪkɪt ʃˈɪp] (IPA) 
A picket ship is defined as a naval vessel assigned to patrol a particular area for the purpose of observing, detecting, or repelling enemy activity. However, there are several synonyms that can be used to refer to this type of ship, including patrol boat, sentinel ship, guard ship, lookout vessel, and surveillance craft. These terms all convey a similar meaning, emphasizing the idea of being vigilant and watchful. In addition to their military uses, picket ships and their synonyms may also be used in other contexts where the need for monitoring and observation is paramount, such as in border control or scientific research.
