landmark

noun

land·​mark ˈland-ˌmärk How to pronounce landmark (audio)
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
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.
This landmark inclusion reflects the sport’s broad appeal and international growth, with approximately 20 million people participating globally across more than 100 countries, according to the NFL. Dave Smith, Fortune, 2 Oct. 2025 The Holy Chalice Route links remarkable landmarks around the city and beyond, inviting travelers to step into a story that has inspired faith and wonder for centuries. Visit València, Miami Herald, 2 Oct. 2025 Now in her third decade as Estée Lauder’s global Breast Cancer Campaign ambassador, Hurley has become a fixture of October’s awareness month — from speaking about self-checks and early detection to leading the annual pink landmark lightings. Maggie Clancy, Footwear News, 2 Oct. 2025 During their romantic outing, the two made sure to stop at Paris's most iconic landmark, the Eiffel Tower. Angel Saunders, PEOPLE, 2 Oct. 2025 See All Example Sentences for landmark

Word History

First Known Use

before the 12th century, in the meaning defined at sense 1

Time Traveler
The first known use of landmark was before the 12th century

Browse Nearby Words

Cite this Entry

“Landmark.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/landmark. Accessed 9 Oct. 2025.

Kids Definition

landmark

noun
land·​mark ˈlan(d)-ˌmärk How to pronounce landmark (audio)
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 How to pronounce landmark (audio)
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

Legal Definition

landmark

noun
land·​mark
often attributive
1
: an object (as a stone or tree) that marks a boundary of land
2
: an event or development that marks a turning point or stage
a landmark decision
3
: a structure (as a building) of unusual historical or aesthetic interest
especially : one that is officially designated and set aside for preservation

More from Merriam-Webster on landmark

Last Updated: - Updated example sentences
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