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.
Adjective
The onboard toilet is perhaps the spaceflight amenity held most dear to astronauts who value creature comforts. Jackie Wattles, CNN Money, 4 Apr. 2026 The 808, by contrast, had an onboard computer, allowing musicians to program their own sounds and percussion patterns. Joshua Rothman, New Yorker, 3 Apr. 2026 While much of the onboard experience is included with a sailing’s starting price, other amenities and experiences cost extra. Nathan Diller, USA Today, 3 Apr. 2026 Drones can now navigate without GPS or cameras using a new artificial intelligence framework that relies only on onboard sensors. Neetika Walter, Interesting Engineering, 3 Apr. 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 8 Apr. 2026.

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