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Definitions

landmark

[land-mahrk] / ˈlændˌmɑrk /
NOUN
historical or notable sight
Synonyms
STRONGEST
marker memorial milestone monument museum tree
STRONG
battleground benchmark bend blaze feature fragment guide hill mark milepost mountain promontory remnant ruins souvenir specimen stone survival trace vestige
WEAK
vantage point waypost
Antonyms
STRONG
whole
NOUN
turning point
Synonyms
STRONGEST
milestone watershed
STRONG
crisis event milepost stage
WEAK
waypost

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Prince Mohammed’s vision extended to a pledge to invest up to $1 trillion in the U.S. during a landmark visit to the White House in November, earning him praise from President Trump.

From The Wall Street Journal • Apr. 6, 2026

Finally, the hosts break down the WNBA’s landmark collective bargaining agreement and why Nobel laureate Claudia Goldin was the MVP of the negotiation.

From Slate • Apr. 4, 2026

And last week, Meta and Alphabet lost a landmark social-media addiction trial that could foreshadow more lawsuits.

From Barron's • Apr. 2, 2026

I want to see how things play out online as we approach a landmark Senedd election.

From BBC • Mar. 31, 2026

The same week that Ashe arrived another historic landmark was being established in the annals of South African sports.

From "Kaffir Boy: An Autobiography" by Mark Mathabane