geometric series
Americannoun
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an infinite series of the form, c + cx + cx 2 + cx 3 + …, where c and x are real numbers.
noun
Etymology
Origin of geometric series
First recorded in 1830–40
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.
That Davis exhibited but ultimately painted over the other two works in his geometric series might suggest some dissatisfaction with their admittedly obscure nature.
From Los Angeles Times • Jun. 16, 2025
An interesting use of infinite geometric series is to write a repeating decimal as a fraction.
From Textbooks • May 6, 2020
TRY IT : : 12.53 Find the sum of the infinite geometric series 48 + 24 + 12 + 6 + 3 + 3 + …
From Textbooks • May 6, 2020
We discuss geometric series in more detail later in this section.
From Textbooks • Mar. 30, 2016
Over the next two hours we submerge ourselves in finding the sums of infinite geometric series, calculating iterate functions, and expanding powers of binomials.
From "The Running Dream" by Wendelin Van Draanen
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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.