landmark has definitions from the fields of anatomy,zoology
1
[ noun ] the position of a prominent or well-known object in a particular landscape

Examples

"the church steeple provided a convenient landmark"

Used in print

(W. E. B. DuBois, Worlds of Color....)

But it was a landmark .

Related terms

position

2
[ noun ] an event marking a unique or important historical change of course or one on which important developments depend

Examples

"the agreement was a watershed in the history of both nations"

Used in print

(Musical America, LXXXI:5...)

His various aesthetic postulates remain as landmarks of a_house_divided_against_itself : Supra_Expressionism , Neo Paganism , Neo_Classicism , Neo_Romanticism , Neo_Jazz , Neo Ecclesiasticism , Neo Popularism , and most_recently , Post Serialism - all competing with each other within one composer !

3
[ noun ] (anatomy,zoology) an anatomical structure used as a point of origin in locating other anatomical structures (as in surgery) or as point from which measurements can be taken
4
[ noun ] a mark showing the boundary of a piece of land

Related terms

reference_point merestone

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