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.
On Wednesday, University of Miami researchers decided to move some of their most important old-stock Elkhorn corals from their three nurseries offshore of Virginia Key and bring them to the safety of their onshore aquariums. Alex Harris july 23, Miami Herald, 23 July 2026 The high tariffs are an effort to have more onshore production of generic drugs. Sean Conlon,chloe Taylor,lee Ying Shan,yun Li, CNBC, 21 July 2026 The Weather Service said the heat shouldn't last long; strong onshore winds will arrive Tuesday afternoon and help cool the coast quickly. Kassia Bonesteel, CBS News, 13 July 2026 The spill, the nation’s largest onshore crude pipeline accident in nine years, blanketed a rural creek, harmed or killed more than 2,700 animals and triggered new restoration projects in the state. John Hanna, Los Angeles Times, 12 July 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 26 Jul. 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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