Definition of Radial Velocity in English :
Define Radial Velocity in English
Radial Velocity meaning in English
Meaning of Radial Velocity in English
Pronunciation of Radial Velocity in English
Radial Velocity pronunciation in English
Pronounce Radial Velocity in English
Radial Velocity
see synonyms of radial velocityNoun
1. radial velocity
velocity along the line of sight toward or away from the observer
WordNet Lexical Database for English. Princeton University. 2010.
Radial Velocity
see synonyms of radial velocitynoun
the component of the velocity of an object, esp a celestial body, directed along a line from the observer to the object
Collins English Dictionary. Copyright © HarperCollins Publishers
Radial Velocity
see synonyms of radial velocityn.
The velocity, or a component of the velocity, of an object as it moves toward or away from an observer, as a star or galaxy observed from Earth. Periodic changes in the radial velocities of stars may indicate the presence of orbiting planets even if the planets themselves are not directly observable.
The American Heritage ® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.