Doppler shift
Americannoun
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Changes in the spacecraft's velocity will appear in the Doppler shift of those radio signals, allowing engineers to quickly determine Psyche's updated speed and trajectory after it departs Mars and continues toward the asteroid belt.
From Science Daily • May 11, 2026
Analysis of the Doppler shift of each spectrum also permits the evaluation of the velocity at each position.
From Science Daily • Feb. 22, 2024
Students can use the resulting dataset to learn basic processing tools and practice data visualization, using the Doppler shift to determine velocity, among other important lessons.
From Science Daily • Dec. 4, 2023
A highway patrol officer uses a device that measures the speed of vehicles by bouncing radar off them and measuring the Doppler shift.
From Textbooks • Aug. 12, 2015
The distance of the galaxy yields its age—and its Doppler shift yields its velocity.
From "Zero: The Biography of a Dangerous Idea" by Charles Seife
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
