nautical mile

noun

: any of various units of distance used for sea and air navigation based on the length of a minute of arc of a great circle of the earth and differing because the earth is not a perfect sphere: such as
a
: a British unit equal to 6080 feet (1853.2 meters)
b
: an international unit equal to exactly 1852 meters (6076.115 feet or 1.15 statute miles) used officially in the U.S. since July 1, 1954

Examples of nautical mile in a Sentence

Recent Examples on the Web
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What To Know According to the Australian Defense Force, which has deployed warships and aircraft to track the Chinese three-ship flotilla, the Chinese ships were operating 305 nautical miles southeast of Perth, the capital city of Western Australia, as of Monday morning local time. Gordon G. Chang, Newsweek, 3 Mar. 2025 The pair called the Coast Guard, which mounted an exhaustive search effort — involving a helicopter, a drone and several boats, lasting 28.5 hours covering an area of 167 nautical miles — before it was called off, unsuccessful. Tessa Stuart, Rolling Stone, 25 Feb. 2025 Collins added that the ships were currently about 280 nautical miles east of Tasmania and had slightly changed their formations, while being closely monitored by a New Zealand navy frigate. Nectar Gan, CNN, 24 Feb. 2025 The landing platform was located 12 nautical miles (22 kilometers) from the nearest point of land, within Bahamian territorial waters. Ars Technica, 21 Feb. 2025 See All Example Sentences for nautical mile

Word History

First Known Use

1830, in the meaning defined above

Time Traveler
The first known use of nautical mile was in 1830

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Cite this Entry

“Nautical mile.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/nautical%20mile. Accessed 13 Mar. 2025.

Kids Definition

nautical mile

noun
: any of various units of distance used for sea and air navigation equal to about 6076 feet (1852 meters)

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