: an instrument formerly used at sea for taking the altitude of a celestial body

Examples of cross-staff in a Sentence

Recent Examples on the Web Divers also recovered an ebony cross-staff, or an instrument used for navigation and latitude on Dutch ships. Ashley Strickland, CNN, 17 Feb. 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'cross-staff.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1582, in the meaning defined above

Time Traveler
The first known use of cross-staff was in 1582

Dictionary Entries Near cross-staff

Cite this Entry

“Cross-staff.” Dictionary, Merriam-Webster, Accessed 14 Apr. 2024.

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