minor axis

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minor axis

The least distance across an ellipse, crossing the major axis perpendicularly at the center of the ellipse. The length is usually given as 2b .

minor axis

[′mīn·ər ′ak·səs]
(mathematics)
The smaller of the two axes of an ellipse.
References in periodicals archive ?
The angle between major and minor axes was fixed at 80[degrees].
The diameters were obtained by measuring the major and minor axes (mm) of these images.
avg1], the average of the particle major and minor axes lengths; and [D.
They also occupied areas at regular lattice positions surrounded by the unaffected cylinders that were located at a distance almost equal to the lattice constant, which indicated that the dimensions of their major and minor axes were also multiples of the lattice constant.
The new software determines what weight is needed to balance the arm and where to place the weight for even counter-balancing on the major and minor axes of rotation.
This indicator combines the attenuation values of the major and minor axes; it corresponds to an indicator of the rot degree, and is obtained through a matrix arrangement where each element corresponds, in turn, to the product of the difference between measured and estimated distances for the major and minor axes.
Any one planet, acting alone, would tend to distort the surface of the Sun into a prolate spheroid an ellipsoid having one major axis and two equal minor axes with one tidal bulge directed toward the planet and another equal bulge on the side of the Sun away from the planet.
Graham suggests that, because the molecular envelope is most dense along its major and minor axes, radiation penetrates farthest along lines at 45|degrees~ to these directions -- thus giving the distinctive fourfold symmetry.