pelorus

noun
pe·​lo·​rus | \ pə-ˈlȯr-əs How to pronounce pelorus (audio) \

Definition of pelorus

: a navigational instrument resembling a mariner's compass without magnetic needles and having two sight vanes by which bearings are taken

First Known Use of pelorus

1854, in the meaning defined above

History and Etymology for pelorus

origin unknown

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The first known use of pelorus was in 1854

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Cite this Entry

“Pelorus.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pelorus. Accessed 27 Sep. 2020.

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