spyglass
/ˈspaɪ.ɡlæs/
noun
- A small telescope used for looking at distant objects, especially by sailors or pirates in the past.
- The pirate captain raised his spyglass to scan the horizon for ships.
- In the museum, we saw an antique spyglass with a brass casing.
- She used a spyglass to watch birds on the far side of the lake.