# polar axis

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## polar axis

n.
The fixed reference axis from which the polar angle is measured in a polar coordinate system.

## polar axis

n
(Mathematics) the fixed line in a system of polar coordinates from which the polar angle, θ, is measured anticlockwise
Translations
References in periodicals archive ?
When set up as a star-tracker, the included polar-alignment scope inserts into the polar axis.
After the examination of each species, measurements were done for colpus length and thickness, pore length and thickness, pollen shape, exine thickness, intine thickness, polar axis length, equatorial axis length of pollen.
That collision probably caused a change of about 55 degrees in the moon's polar axis.
Size varies of Cornus mas pollen with the polar axis ranging from 21.
with domains 0 [less than or equal to] r < [infinity], 0 [less than or equal to] 0 < [pi], 0 [less than or equal to] [phi] < 2 [pi], so that axis z in cartesian coordinates becomes the polar axis in spherical polar coordinates.
WASHINGTON, Rajab 01, 1437, April 08, 2016, SPA -- Global warming is shifting the way the Earth wobbles on its polar axis, a new NASA study finds, according to AP.
Here we use the r symbol to represent the polar axis since the [rho] symbol is used for the electric charge density.
But he went on to write his name into the record books after reaching both poles and circumnavigating the globe on its polar axis.
For even number of dimensions (n [greater than or equal to] 4) hypercomplex number is characterized by two polar axis, one polar axis is the normal through the origin O to the hyperplane [v.
The explorer, who was first to reach both Poles, first to cross the Antarctic and Arctic Ocean, and the first to circumnavigate the world along its polar axis, said it was "an example of great determination".
After carefully examining Mimas, we found it librates--that is, it subtly wobbles--around the moon's polar axis.
After carefully examining Mimas, we found it librates -- that is, it subtly wobbles -- around the moon's polar axis," said Radwan Tajeddine, Cornell University research associate in astronomy and lead author of the article.

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