prolate

Definitions

  • WordNet 3.6
    • adj prolate rounded like an egg
    • adj prolate having the polar diameter greater than the equatorial diameter "a prolate spheroid is generated by revolving an ellipse about its major axis"
    • ***
Webster's Revised Unabridged Dictionary
    • a Prolate Stretched out; extended; especially, elongated in the direction of a line joining the poles; as, a prolate spheroid; -- opposed to oblate.
    • v. t Prolate To utter; to pronounce. "Foun-der-ed; prolate it right."
    • ***
Century Dictionary and Cyclopedia
    • prolate To utter, especially in a drawling manner; lengthen in pronunciation or sound.
    • prolate Lengthened along one direction. A prolate spheroid is produced by the revolution of a semi-ellipse about its larger diameter. See oblate.
    • ***
Chambers's Twentieth Century Dictionary
    • adj Prolate prō′lāt extended lengthwise: having the diameter between the poles longer than at right angles to it, as a spheroid
    • ***

Etymology

Webster's Revised Unabridged Dictionary
L. prolatus, used as p. p. of proferre, to bring forth, to extend; pro + latus, p. p. See Pro-, and Tolerate.
Chambers's Twentieth Century Dictionary
L. prolatus, pa.p. of proferre, to bring forward—pro, forth, ferre, to bear.

Usage

In literature:

A few stars now had pierced the blue, and in the east there shone brightly a prolate moon.
"The War in the Air" by Herbert George Wells
Prolations are laryngeal articulations.
"Delsarte System of Oratory" by Various
Its prolateness is readily visible.
"Pioneers of Science" by Oliver Lodge
Another rippling play of the prolat chief's fingers and the planes were back on their proper courses.
"Astounding Stories, July, 1931" by Various
***

In science:

Such a representation clearly exhibits the non-spherical shape (i.e. prolate) of the convective core.
Looking Deep Within an A-type Star: Core Convection Under the Influence of Rotation
This property explains why the convective core is prolate in shape.
Looking Deep Within an A-type Star: Core Convection Under the Influence of Rotation
The Kaiser function is a very good approximation to the truncated prolate spheroidal wave function. The exact calculation of a prolate spher-oidal wave function was recently implemented by P.E.
Coronographic Methods for the Detection of Terrestrial Planets
In fact, this is singular on the entire R = 0 axis and so best represents prolate galaxies.
Simple Models for the Distribution of Dark Matter
DWF1 has its last ma jor merger at z=2.3, when a head–on encounter generates a very prolate halo.
Forming Disk Galaxies in Lambda CDM Simulations
Essentially, non-radial forces drive the system to a prolate-triaxial structure and torques between the inner virialized region and the outer region generate a small amount of bulk angular momentum.
On Universal Halos and the Radial Orbit Instability
As expected, halo (a) maintains nearly perfect spherical symmetry whereas (b) develops into a strongly prolate system.
On Universal Halos and the Radial Orbit Instability
Halo (d), on the other hand, has significant substructure and is more strongly prolate.
On Universal Halos and the Radial Orbit Instability
It can be seen that two of the eigenvalues are nearly same up to Na52 while the third one continuously grows and indicates that the growth dominantly takes place along one of the directions. A prolate configuration has Qz ≫ Qx ≈ Qy .
The electronic structures, the equilibrium geometries and finite temperature properties of Na_n (n=39-55)
Thus, the ma jority of the clusters in the second group are prolate.
The electronic structures, the equilibrium geometries and finite temperature properties of Na_n (n=39-55)
These 2D potentials are equivalent to 3D prolate dark matter halos in which the long axis of the halo coincides with the elongated axis of the disk.
Constraining the NFW Potential with Observations and Modeling of LSB Galaxy Velocity Fields
Inverse susceptibility calculated for highly prolate (demagnetization factor Λ = 0) M n12 sample using parameters as described in the text.
Pure and Random-Field Quantum Criticality in the Dipolar Ising Model: Theory of $Mn_{12}$ acetates
Fujimoto (1968) suggested that these systems are very elongated, prolate ellipsoids.
The Edge-On Perspective of Bulgeless, Simple Disk Galaxies
For prolate systems the distribution of the relative transition strength peaks around s = 0.37.
Quadrupole collectivity in random two-body ensembles
For prolate realizations the distribution peaks near B42 = 0.8 and has an extended shoulder.
Quadrupole collectivity in random two-body ensembles
***