on board

1 of 2

phrase

1
: aboard
2
: in support of a particular objective
needed to get more senators on board for the bill to pass

onboard

2 of 2

adjective

on·​board ˈȯn-ˈbȯrd How to pronounce onboard (audio)
ˈän-
: carried within or occurring aboard a vehicle (such as a satellite or an automobile)
an onboard computer
onboard recorders

Examples of on board in a Sentence

Adjective The car comes with an onboard computer.
Recent Examples on the Web
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Adjective
Such ships require steady energy supplies to maintain high cruising speeds while powering numerous onboard systems. Sujita Sinha, Interesting Engineering, 9 Mar. 2026 Other cameras include the onboard camera, which is placed on the rear wing, nose and around the car. Jazz Tangcay, Variety, 5 Mar. 2026 An onboard tracking system inside the unit also relocks the beams automatically whenever the unit gets shifted or jostled. Margo Anderson, IEEE Spectrum, 4 Mar. 2026 Masinsin added without elaborating that two of those onboard were foreigners, including one of the two who died. ABC News, 3 Mar. 2026 See All Example Sentences for on board

Word History

First Known Use

Adjective

1958, in the meaning defined above

Time Traveler
The first known use of on board was in 1958

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Cite this Entry

“On board.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/on%20board. Accessed 11 Mar. 2026.

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