rhumb line


: a line on the surface of the earth that follows a single compass bearing and makes equal oblique angles with all meridians

called also loxodrome

Example Sentences

Recent Examples on the Web Other years, sailing the rhumb line directly to the finish, and thereby sailing fewer miles, works best. Michael Lawler, latimes.com, 24 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'rhumb line.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History


Spanish rumbo

First Known Use

1669, in the meaning defined above

Time Traveler
The first known use of rhumb line was in 1669

Dictionary Entries Near rhumb line

Cite this Entry

“Rhumb line.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rhumb%20line. Accessed 8 Dec. 2022.

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