landmark

nouns

the position of a prominent or well-known object in a particular landscape
"the church steeple provided a convenient landmark"
landmark
is a type of (narrower)
the particular portion of space occupied by something
"he put the lamp back in its place"
place, position
an event marking a unique or important historical change of course or one on which important developments depend
"the agreement was a watershed in the history of both nations"
landmark, turning point, watershed
a mark showing the boundary of a piece of land
landmark
is a type of (narrower)
an indicator that orients you generally
"it is used as a reference for comparing the heating and the electrical energy involved"
point of reference, reference, reference point
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
landmark
domain category
the branch of medical science that treats disease or injury by operative procedures
"he is professor of surgery at the Harvard Medical School"
surgery
is a type of (narrower)
a particular complex anatomical part of a living thing
"he has good bone structure"
anatomical structure, bodily structure, body structure, complex body part, structure