landmark
noun
land·mark
ˈland-ˌmärk 
1
: an object (such as a stone or tree) that marks the boundary of land
2
a
: a conspicuous object on land that marks a locality
b
: an anatomical structure used as a point of orientation in locating other structures
3
: an event or development that marks a turning point or a stage
4
: a structure (such as a building) of unusual historical and usually aesthetic interest
especially
: one that is officially designated and set aside for preservation
Examples of landmark in a Sentence
The Golden Gate Bridge is a famous landmark in San Francisco.
The battlefield is a national historical landmark.
The moon landing is a landmark in space exploration.
The decision was a landmark in legal history.
Recent Examples on the Web
How college sports are preparing for ‘seismic change,’ including revenue sharing and new roster limits
College athletic directors, including at Northwestern and Northern Illinois, have decisions to make on revenue sharing, roster limits and more as a landmark settlement heads to final approval.
—
Eddie Pells, Chicago Tribune, 7 June 2025
In addition to Clooney, who plays Murrow in the stage production, Good Night, and Good Luck features a stellar cast portraying the real-life people behind the landmark broadcast.
—Emily Blackwood, People.com, 7 June 2025
Fallout from President Trump’s break with Elon Musk is roiling a Republican Party that was already divided over the fate of the president’s landmark legislation.
—Michael Wilner, Los Angeles Times, 6 June 2025
Tied Up In The Past My first landmark stop was Freedom Park (Broderick Park), once a vital Underground Railroad crossing point.
—Rafael Peña, Miami Herald, 6 June 2025
See All Example Sentences for landmark
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Eddie Pells, Chicago Tribune, 7 June 2025
In addition to Clooney, who plays Murrow in the stage production, Good Night, and Good Luck features a stellar cast portraying the real-life people behind the landmark broadcast.
—Emily Blackwood, People.com, 7 June 2025
Fallout from President Trump’s break with Elon Musk is roiling a Republican Party that was already divided over the fate of the president’s landmark legislation.
—Michael Wilner, Los Angeles Times, 6 June 2025
Tied Up In The Past My first landmark stop was Freedom Park (Broderick Park), once a vital Underground Railroad crossing point.
—Rafael Peña, Miami Herald, 6 June 2025
See All Example Sentences for landmark
Cite this Entry
“Landmark.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/landmark. Accessed 10 Jun. 2025.
Copy CitationKids Definition
landmark
noun
land·mark
ˈlan(d)-ˌmärk
1
: an object that marks the boundary of land
2
a
: a usually large object on land that is easy to see and can help a person find the way to a place near it
b
: an important building or monument
historical landmarks
3
: an event that marks a turning point
Medical Definition
landmark
noun
land·mark
-ˌmärk
1
: an anatomical structure used as a point of orientation in locating other structures (as in surgical procedures)
2
: a point on the body or skeleton from which anthropological measurements are taken
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