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moving average

American

noun

Statistics.

one of a succession of averages of data from a time series, where each average is calculated by successively shifting the interval by the same period of time.

moving average British

noun

statistics (of a sequence of values) a derived sequence of the averages of successive subsequences of a given number of members, often used in time series to even out short-term fluctuations and make a trend clearer

the 3-term moving average of 4, 6, 8, 7, 9, 8 is 6, 7, 8

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of moving average

First recorded in 1910–15

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.

They also suggest new possibilities for improving everyday meals simply by changing how foods are prepared or seasoned.

From Science Daily • Dec. 8, 2025

Rashid told The Associated Press on Sunday that after overcoming the hardships of the past two decades, Iraq is ready to focus on improving everyday life for its people.

From Seattle Times • Feb. 26, 2023

“He is improving everyday and we’re working through his status,” Nagy said.

From Seattle Times • Nov. 1, 2021

Ever since then, I’ve been fascinated by the question of how to apply the lessons of philosophers to improving everyday life – starting with my own.

From The Guardian • Feb. 15, 2020

Mallett said he’s got “tunnel vision” when it comes to his role and is focused on improving everyday.

From Washington Times • Aug. 7, 2017

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023