in·​board | \ ˈin-ˌbȯrd How to pronounce inboard (audio) \

Definition of inboard

 (Entry 1 of 3)

1 : inside the line of a ship's bulwarks or hull
2 : toward the center line of a vehicle or craft (such as a ship or aircraft)



Definition of inboard (Entry 2 of 3)

1 : located inboard an inboard engine an inboard spoiler
2 of a boat : having an inboard engine



Definition of inboard (Entry 3 of 3)

: a boat with an inboard motor

Examples of inboard in a Sentence

Recent Examples on the Web: Adverb The boat is a 27-foot offshore style sport boat, inboard/outboard with loud exhaust. Jc Reindl, Detroit Free Press, "Oakland County lakes see drowning, boat fire, watercraft collision," 28 May 2018 The crafts are classified as either outboard or inboard, depending on whether the engine is set. Hasan Dudar, Detroit Free Press, "Do they still float? Vintage racing boats come back to Detroit," 15 July 2017 Recent Examples on the Web: Adjective The failure is troubling because an identical charger failed last March after a new battery was installed for the left inboard array. William Harwood, CBS News, "NASA's historic all-female spacewalk, by the numbers," 17 Oct. 2019 The south inboard runway, which is primarily used for arrivals, is closed through May 11 for reconstruction. Carlos Lozano,, "LAX issues aircraft noise advisory while one of its runways is closed for maintenance," 4 Feb. 2018 Additionally there are Kruger flaps on the inboard section of the leading edge. John Cox, USA TODAY, "Ask the Captain: Can the 747 be saved?," 29 Oct. 2017 Up to 14 advanced safety features are now available, including an industry-first front center side-impact air bag, which deploys on the inboard side of the driver’s seat, adding a layer of protection between driver and front passenger. Emma Jayne Williams, star-telegram, "Chevrolet’s Traverse big crossover gets a complete makeover for 2018," 30 Sep. 2017 Another robot — this one supplied by Spanish engineering firm MTorres — will drill and fasten the rib posts and stiffeners to the spars — each of them 105 feet long, 6 feet wide at the inboard end and a foot wide at the outboard end. The Seattle Times,, "Boeing revs up robots for 777X in Everett, signals that a 797 awaits," 9 June 2017 Another Electroimpact robot will drill and fasten the rib posts and stiffeners to the spars — each of them 105 feet long, 6 feet wide at the inboard end and a foot wide at the outboard end. Dominic Gates, The Seattle Times, "Boeing revs up robots for 777X in Everett factory, signals that a 797 awaits," 7 June 2017 The four cars are missing inboard attachments and may not restrain an occupant in case of a crash. Lisa Marie Segarra, Fortune, "Ford Just Issued Another Recall for Over 400,000 Cars," 30 June 2017 Recent Examples on the Web: Noun In 2017, spacewalkers replaced the 12 right-side inboard solar array batteries with six lithium-ion units. William Harwood, CBS News, "All-female spacewalk Friday marks a new milestone for NASA — watch live," 17 Oct. 2019 In addition to the aforementioned two-speed transaxles, each axle also gets a locking differential, and the powertrain features inboard brakes and portal hub gears. Jonathan M. Gitlin, Ars Technica, "Bollinger Motors reveals the price of its hand-built EVs—$125,000," 24 Oct. 2019 Albert Borroto said firefighters were called to the marina in the 700 block of North Federal Highway at 11:18 a.m. First arriving firefighters reported a 32-foot cabin cruiser with a fire in the inboard engine compartment. Jon O'neill,, "One injured in Lantana boat blaze," 4 July 2019 Unique boats such as inboards, outboards, rowboats and canoes will be there as well. Molly Korzenowski, Twin Cities, "White Bear Lake Classic and Vintage Boat show to include iconic ‘Queen Mary’," 21 June 2019 Photo: Jaguar The Zero resto-mod process retains the original double-wishbone front suspension, unassisted rack-and-pinion steering, and hydraulic disc brakes, including the rear inboard brakes. WSJ, "1968 Jaguar E-Type Zero: Revamping the Vintage Roadster as an Electric Car," 5 Oct. 2018 Or, more precisely, how to propel one. Instead of an outboard motor with a propeller, the 210 uses twin inboards with jet drives. Ezra Dyer, Popular Mechanics, "Testing the Yamaha 210 FSH: The Boat That Blew Up the Formula," 31 Aug. 2018 Our typical purchase was a 12-foot boat with a 10-horsepower inboard motor and a trailer, for $700 to $800. Bill Cummings,, "Dad taught me the art of negotiating when I was just a kid," 24 May 2018 Moving the driver inboard also creates a larger buffer between the driver and a front wheel during a small-overlap crash. Eric Tingwall, Car and Driver, "Driving from the Middle of the Car Is About to Make a Comeback: Here Are the Pros and Cons," 20 Feb. 2018

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

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First Known Use of inboard


1830, in the meaning defined at sense 1


1847, in the meaning defined at sense 1


1939, in the meaning defined above

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Time Traveler for inboard

Time Traveler

The first known use of inboard was in 1830

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Cite this Entry

“Inboard.” The Dictionary, Merriam-Webster Inc., Accessed 18 January 2020.

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English Language Learners Definition of inboard

technical : located inside and towards the center of a boat, car, or airplane

More from Merriam-Webster on inboard

Rhyming Dictionary: Words that rhyme with inboard

Nglish: Translation of inboard for Spanish Speakers

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