Try Our Apps


Avoid these words. Seriously.

parallactic motion

noun, Astronomy.
the apparent motion of stars due to the earth's orbital motion.
Origin of parallactic motion
First recorded in 1885-90 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
Cite This Source
Examples from the Web for parallactic motion
Historical Examples
  • If we ascertain the parallactic motion of a group of stars, then we can find their average distance.

    Astronomy David Todd
  • The most obvious and direct method is to determine the parallactic motion of the stars of known parallax.

  • From the parallactic motion of the star it is possible to deduce its distance from the sun, or its parallax.

    Lectures on Stellar Statistics Carl Vilhelm Ludvig Charlier

Word of the Day

Nearby words for parallactic motion

Word Value for parallactic

Scrabble Words With Friends