radius vector

1. Mathematics

a. A line segment that joins the origin and a variable point in a system of polar or spherical coordinates.

b. The length of such a line segment.

2. Astronomy A straight line connecting the center of the sun or another body with the center of a planet, comet, or other body orbiting around it.

radius vector

1. (Mathematics) Maths a line joining a point in space to the origin of polar or spherical coordinates

2. (Astronomy) Astronomy an imaginary line joining a satellite to the planet or star around which it is orbiting

radius vector

1. A line segment that joins the origin and a variable point in a system of polar or spherical coordinates.

2. The imaginary straight line that connects the center of the Sun or another body with the center of a planet, comet, or other body that orbits it.

ThesaurusLegend: Synonyms Related Words Antonyms

Noun	1.	radius vector - a line connecting a satellite to the center of the body around which it is rotating vector - a variable quantity that can be resolved into components
	2.	radius vector - a line connecting a point in space to the origin of a polar coordinate system vector - a variable quantity that can be resolved into components

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cardioid Conservation of areas hodograph Hyperbolic spiral Kepler's laws of planetary motion Lituus polar angle polar coordinates spherical coordinate spherical coordinates torque Torqued vector	Note that in this paper the prototype shape is described by the thickness of the body measured orthogonally to the symmetry axis and not by the radius vector function as in Streit (1997; 2000; 2003; 2005; 2006). On the determination of the shape-type of particles by Streit, Franz / Image Analysis and Stereology The efficient technique of the approximation of star contours of sources by a radius vector which is set by the truncated trigonometric series has been used for cylindrical bodies with polygonal sections (Bulach & Mikheeva 1993) R([[psi]. Gravity and magnetic modelling of anomalous sources of complex ... by Yakymchuk, Mykola; Korchagin, Ignat; Mikheeva, Tatjana; Orlova, Marina; Yakymchuk, Yuriy / Proceedings of the Estonian Academy of Sciences: Geology Here Kepler set forth his first two laws of celestial motion: the planetary orbit is an ellipse with the sun as one of the loci; and the radius vector drawn from the sun describes equal areas in equal times. New Astronomy by Rabin, Sheila J. / Renaissance Quarterly	radiotelephonic radiotelephony radioteletype radiotherapist radiotherapy radiotherapy equipment radiothermy radiothorium radiotoxic radiotracer radious radish Radish fly radish plant Radisson radium radium therapy radius Radius bar radius of action radius of curvature radius of damage radius of gyration radius of integration radius of safety radius vector radix radix point RADM Radnorshire Radom radome radon radula Raduliform Radyera Radyera farragei Rae Raeburn RAEC raetam RAF Rafale raff Raff merchant Raffaelesque Raffaello Santi Raffaello Sanzio Rafferty raffia Raffia farinifera	Radius of gyration Radius of gyration Radius of gyration Radius of Gyration or Rmsd Radius of Hearing Radius Of Influence radius of integration Radius of maximum wind radius of normal curvature radius of protection Radius of Reference radius of rupture radius of safety radius of safety radius of torsion radius of total curvature Radius Of Uncertainty radius of visibility Radius of Vulnerability radius ratio Radius rod Radius server Radius server Radius server Radius server Radius server radius shoe Radius to Fix radius tool Radius Trigger Scripting radius vector radius vectors radius vectors radius wall Radius-Break-Over Radius/Diameter radiuscope radiused radiused radiused radiused radiused radiuses radiuses radiuses radiuses radiuses radiusing radiusing radiusing radiusing radiusing radix radix radix radix radix radix radix radix approximation Radix complement

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cardioid
Conservation of areas
hodograph
Hyperbolic spiral
Kepler's laws of planetary motion
Lituus
polar angle
polar coordinates
spherical coordinate
spherical coordinates
torque
Torqued
vector

Note that in this paper the prototype shape is described by the thickness of the body measured orthogonally to the symmetry axis and not by the radius vector function as in Streit (1997; 2000; 2003; 2005; 2006).

On the determination of the shape-type of particles by Streit, Franz / Image Analysis and Stereology

The efficient technique of the approximation of star contours of sources by a radius vector which is set by the truncated trigonometric series has been used for cylindrical bodies with polygonal sections (Bulach & Mikheeva 1993) R([[psi].

Gravity and magnetic modelling of anomalous sources of complex ... by Yakymchuk, Mykola; Korchagin, Ignat; Mikheeva, Tatjana; Orlova, Marina; Yakymchuk, Yuriy / Proceedings of the Estonian Academy of Sciences: Geology

Here Kepler set forth his first two laws of celestial motion: the planetary orbit is an ellipse with the sun as one of the loci; and the radius vector drawn from the sun describes equal areas in equal times.

New Astronomy by Rabin, Sheila J. / Renaissance Quarterly