1
: coming or moving from the water toward or onto the shore
an onshore wind
2
a
: situated on or near the shore as distinguished from being in deep or open water
b
: situated on land
3
: domestic sense 2
onshore markets

Examples of onshore in a Sentence

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.
The rest was onshore coalbed methane, or coal seam gas, and those resources aren’t in growth mode either. — Jordan Blum, Fortune, 10 Oct. 2026 Gicon’s turbine stands about 25 m (82 ft) taller than Dongfang Electric’s 26-MW prototype in China, a machine designed for offshore use but installed at an onshore testing site. — New Atlas, 9 Oct. 2026 That gives onshore winds days to push water toward the shore. — Rebekah Riess, CNN Money, 26 Sep. 2026 Thursday stays cool and mostly cloudy as strong high pressure to our north maintains an onshore flow. — Bill Kelly, CBS News, 22 Sep. 2026 See All Example Sentences for onshore

Word History

First Known Use

1860, in the meaning defined at sense 1

Time Traveler
The first known use of onshore was in 1860

Browse Nearby Words

Cite this Entry

“Onshore.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/onshore. Accessed 14 Oct. 2026.

Kids Definition

onshore

adjective
on·​shore ˈȯn-ˌshō(ə)r How to pronounce onshore (audio)
ˈän-, 
-ˌshȯ(ə)r
1
: moving toward the shore
onshore winds
2
: situated on land
onshore oil refinery
onshore adverb
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