RADIAL VELOCITY

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does radial velocity mean? 

• RADIAL VELOCITY (noun)
  The noun RADIAL VELOCITY has 1 sense:

1. velocity along the line of sight toward or away from the observer

  Familiarity information: RADIAL VELOCITY used as a noun is very rare.

 Dictionary entry details 

• RADIAL VELOCITY (noun)

Sense 1

Meaning:

Velocity along the line of sight toward or away from the observer

Classified under:

Nouns denoting time and temporal relations

Hypernyms ("radial velocity" is a kind of...):

speed; velocity (distance travelled per unit time)

 Context examples 

They then calculated the size, position and mass of K2-229b by measuring the radial velocity of the star, and finding out how much the starlight ‘wobbles’ during orbit, due to the gravitational tug from the planet, which changes depending on the planet’s size.

(Mercury Not as Rare as Previously Thought, The Titi Tudorancea Bulletin)