Cepheid
noun
Cepheids
-
pluralof Cepheid.plural
The grammatical form denoting more than one person, place, thing, or idea.
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.
The distance ladder method involves measuring objects, like bright stars called Cepheids or stars at the tip of the red giant branch, and comparing them to objects further away to determine the rate of expansion.
From Salon ● Dec. 9, 2024
Webb slices though the dust and naturally isolates the Cepheids from neighboring stars because its vision is sharper than Hubble's at infrared wavelengths.
From Science Daily ● Mar. 11, 2024
A key rung relies on observations of variable stars called Cepheids.
From Science Magazine ● Oct. 31, 2023
Researchers at the University of Warsaw measured the positions of 2,431 supergiant stars known as Cepheids using the Optical Gravitational Lensing Experiment telescope at Las Campanas Observatory in Chile.
From Nature ● Aug. 6, 2019
We now know that Cepheids throb as they do because they are elderly stars that have moved past their "main sequence phase," in the parlance of astronomers, and become red giants.
From "A Short History of Nearly Everything" by Bill Bryson
