Polar axis

Polar axis

(1) The axis about which the Earth, or an figure representing the Earth, rotates. (2) The shortest diameter of an ellipsoid. (3) The shortest diameter of an ellipse. (4) That axis, in a polar or spherical coordinate system, which is the primary axis to which directions are referred (i.e., from which angles are measured.

This is auto-generated content. You can help to improve it.

0 0

Improve it

Add an image

Part of Speech: noun
Synonym(s):
Blossary:
Industry/Domain: Earth science
Category: Mapping science
Company: American Congress on Surveying & Mapping
Product:
Acronym-Abbreviation:

Collect to Blossary

Other Languages:

Related terms

polar axis

Earth science; Mapping science

(1) The axis about which the Earth, or an figure representing the Earth, rotates. (2) The shortest diameter of an ellipsoid. (3) The shortest diameter of an ellipse. (4) That ...

polar axis

Geography; Physical geography

Is a line drawn through the Earth around the planet rotates. The point at which the polar axis intercepts the Earth's surface in the Northern Hemisphere is called the North Pole. ...

polar axis

Construction; Bridge

An axis at right angles to the plane of rotation.

axis

Machine tools; Bearings

A straight line about which an object rotates; a straight line about which the parts of a bearing are regularly arranged. The center line of a shaft serves as an axis for a ...

axis

Natural environment; Coral reefs

The internal, usually calcium carbonate skeletal rod of sea fans (Gorgonacea) and sea pens (Pennatulacea).

axis

Art history; Visual arts

An imaginary straight line that runs through the middle of something, or about which things are arranged, typically according to material, geometric, or perceptual equilibrium.

subtropical

Earth science; Mapping science

Relating to the warmest region of the Temperate Zones that border on the Torrid Zone.

sky

Earth science; Mapping science

The region above and beyond the Earth, as it is seen looking up from the ground. Sky looks blue during the day and dark at night.

South Pole

Earth science; Mapping science

The most southern point of the Earth. The South Pole is the southern end of the axis on which the Earth rotates.

prime meridian

Earth science; Mapping science

The line of longitude that passes through the town of Greenwich, England, and that measures 0 degree. It is the line from which other longitude lines are measured.

planet

Earth science; Mapping science

A celestial body revolving around a sun in a nearly circular orbit. This definition excludes comets, which have highly elliptical orbits. However, it may also exclude some of ...

area of error

Earth science; Mapping science

A figure within which the true location of a point whose location has been determined by measurement is believed to lie, with stated degree of probability.

Terms in the News

Featured Terms

Harry8L

0
Terms
0
Blossaries
1
Followers

Industry/Domain: Law Category: Patent & trademark

Face'Book'

Facebook made a potentially significant status update in late May, 2012. On its Statement of Rights and Responsibilities, which was released to its ...