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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Phrase
This turned a great explorer into a great survivor, as the voyage went down in legend for the extraordinary escape by those on board and a heroically safe return. Adam Crafton, New York Times, 4 July 2026 Officials confirmed that all four children on board were wearing life jackets, police added. Los Angeles Times, 4 July 2026
Adjective
Unlike conventional monitoring methods that rely on detailed physical models, the new technique uses data from onboard sensors to detect subtle changes in how a system responds to disturbances. Neetika Walter, Interesting Engineering, 2 July 2026 Noise reduction tech helps pick up clear audio through its onboard mic. Abhimanyu Ghoshal, New Atlas, 1 July 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 6 Jul. 2026.

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