moving average: meaning, definition, pronunciation and examples
MediumTechnical / Formal
Quick answer
What does “moving average” mean?
A statistical calculation used to analyze data points by creating a series of averages of different subsets of the full data set, commonly employed to smooth out short-term fluctuations and reveal longer-term trends.
Audio
Pronunciation
Definition
Meaning and Definition
A statistical calculation used to analyze data points by creating a series of averages of different subsets of the full data set, commonly employed to smooth out short-term fluctuations and reveal longer-term trends.
In finance and technical analysis, a key indicator calculated from the past prices (e.g., closing prices) of a security over a specified period. It is 'moving' because it is continuously recalculated as new data becomes available, creating a dynamic line on a chart.
Dialectal Variation
British vs American Usage
Differences
No significant lexical or grammatical differences. Both use the same term.
Connotations
Identical technical connotations in financial and statistical contexts.
Frequency
Equally frequent in both varieties within technical domains.
Grammar
How to Use “moving average” in a Sentence
The [ADJECTIVE: e.g., 20-period] moving average of [NOUN PHRASE: e.g., the closing prices][SECURITY/PRICE] broke through its [NUMBER]-day moving average.Vocabulary
Collocations
Usage
Meaning in Context
Business
A core tool in technical analysis for identifying support/resistance levels and trend direction in stock, forex, or commodity markets.
Academic
Used in statistics, econometrics, and data science for time series analysis and smoothing noisy data.
Everyday
Rarely used. Might be encountered in news reports about financial markets.
Technical
The primary domain. Specific types (SMA, EMA) and their applications in trading algorithms and signal generation are discussed in detail.
Vocabulary
Synonyms of “moving average”
Vocabulary
Antonyms of “moving average”
Watch out
Common Mistakes When Using “moving average”
- Using it as a verb (e.g., 'I will moving average the data' – correct: 'I will calculate a moving average').
- Treating it as an uncountable noun (e.g., 'I look at moving average' – correct: 'I look at *the* moving average' or 'I look at moving averages').
FAQ
Frequently Asked Questions
An SMA calculates the average equally across all data points in the period. An EMA applies more weight to the most recent data, making it more responsive to new price changes.
No, it is a lagging indicator. It smooths past prices to describe the recent trend but does not predict future movements on its own.
They are widely watched by institutional investors as benchmarks for medium-term and long-term trends, respectively. Crossovers between them generate significant market attention.
No, it can be applied to any time-series data, including economic indicators, sales figures, website traffic, or temperature readings, to identify trends.
Moving average is usually technical / formal in register.
Moving average: in British English it is pronounced /ˈmuːvɪŋ ˈæv(ə)rɪdʒ/, and in American English it is pronounced /ˈmuːvɪŋ ˈæv(ə)rɪdʒ/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “Death cross (when a short-term moving average crosses below a long-term one)”
- “Golden cross (when a short-term moving average crosses above a long-term one)”
Learning
Memory Aids
Mnemonic
Imagine a line that doesn't jump with every new data point but 'glides' smoothly, averaging out the bumps to show the general direction—like a moving sidewalk averaging out individual steps.
Conceptual Metaphor
SMOOTHING IS CLARIFYING / THE TREND IS A PATH (The moving average smooths the chaotic 'terrain' of price data to reveal the clearer 'path' of the underlying trend).
Practice
Quiz
What does a 'death cross' refer to in technical analysis?