Peculiar motion or peculiar velocity refers to the true velocity of an object, relative to a rest frame.
Read more about Peculiar Velocity: Galactic Astronomy, Cosmology
Famous quotes containing the word peculiar:
“Those who labour in the earth are the chosen people of God, if ever he had a chosen people, whose breasts he has made his peculiar deposit for substantial and genuine virtue.”
—Thomas Jefferson (17431826)