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Etymology: AS land, + meark, mark
a readily recognizable anatomical structure used as a point of reference in establishing the location of another structure or in determining certain measurements.


A recognizable skeletal or soft tissue structure used as a reference point in measurements or in describing the location of other structures. See: cephalometry; craniometry

bony landmark

A structure or spot on a bone used as a reference for measurement.

cephalometric landmark

A bony point that is used in living persons or radiographs for measurements of the head or face or orientation of the head in certain positions.

craniometric landmark

A bony point or area on the skull used for measurements or orientation of the skull.

orbital landmark

A cephalometric point located at the lowest point of the orbital margin.

radiographic landmark

A cephalometric, craniometric, or soft tissue landmark used for orientation or measurements.

soft tissue landmark

An area or point on a soft tissue used as a point of reference for measurements of the body or its parts.


Anatomic structure used in locating, identifying, referencing, and measurement.


n an anatomic structure used as a guide for anatomic relationships.
landmark, cephalometric
n one of the points located on oriented-head radiographs from which lines, planes, and angles may be constructed to analyze the configuration and relationship of elements of the craniofacial skeleton.
References in periodicals archive ?
Most of the one-bedroom units in the Landmark building where Henry lives rent for about $800 a month, and many of the tenants receive Section 8 federal housing assistance.
If an extra defender is at the landmark (this usually indicates a numbers advantage in the box), the QB will fake the sprint and execute the called running play (Diag.
Certain statements in this press release, including statements regarding the anticipated impact of merged operations, growth and customer base, represent the intent, belief or current expectations of 1st Pacific Bancorp and Landmark National Bank and are "forward-looking" statements as such term is defined in the Private Securities Litigation Reform Act of 1995.
Rich's family developed and owned Landmark Square prior to Reckson's acquisition.
2 -- color) Tony Christopher, left, and Gary Goddard of Landmark Entertainment Co.
color) Landmark Entertainment top executive Tony Christopher and Gary Goddard, right, chairman, toast Chinese joint venturers
Kerr, chairman of the New York Landmarks Conservancy.
Since then, the Ventura County Cultural Heritage Board has held a hearing on the rock and concluded that it is a landmark based on county criteria.
to repairing a 100-year-old carousel in New Orleans damaged by Hurricane Katrina, the Save-A-Landmark program has spent the past six years preserving historical, fun and cultural landmarks across the U.
While the preservation groups say the landmark status of the buildings will help maintain the integrity of the structures as well as the entire downtown area, it's the no-alterations role that has one rowhouse owner a little nervous about the whole process.
Historic status alone can't protect a landmark from landslides, rainstorms or seasonal weather cycles, and that has been the case with Beale's Cut, the 135-year-old, man-made slice in the San Gabriel Mountains.
The Irvine Ranch National Natural Landmark' joins Mount Shasta, Anza Borrego, Hawaii's Diamond Head and other beloved national landmarks