What does averager mean?
An averager is, at its simplest, a person or mechanism that computes averages — the arithmetic or statistical means of a set of values. The word is formed by adding the common agent suffix "-er" to "average," much as one forms "runner" from "run." Though it can describe anyone who calculates means, it appears most frequently in two settings. In technical and data-processing contexts, an averager may be a formula, algorithm, or instrument that smooths raw figures into representative values, as in a moving averager that filters noise from sensor readings. In finance, the term describes an investor who practises averaging: rather than attempting to time the market, this person buys regularly or adds to positions as prices fall, thereby lowering the average cost of their holdings. The phrase "dollar-cost averager" captures this approach neatly. While uncommon in everyday conversation, the word is precise and useful wherever the act of averaging — rather than the average itself — is what matters.
nounA person or thing that calculates averages, or that brings values toward an average; in finance, an investor who buys more of a security as its price falls so as to lower the average cost of their holdings.
- A person or device that calculates averages, especially statistical or arithmetic means.
- An investor who practices averaging, buying additional units of a security as its price declines to reduce the average cost per unit (often in "dollar-cost averager").
"As a diligent averager of test scores across all three classes, she spotted the anomaly within minutes."
"The spreadsheet acts as a moving averager, smoothing out the daily fluctuations in temperature readings."
"As a committed dollar-cost averager, he invests the same amount every month regardless of where the market stands."
"The referee consulted the official averager before confirming the team's final score."
Standard plural; used when referring to multiple people or devices that compute averages.
"Dollar-cost averagers tend to ignore short-term market swings entirely."
In investing circles, an "averager" turns falling prices into a strategy — buying more as shares drop to drag their break-even point steadily downward.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of averager
The word "average" entered English around the early sixteenth century, likely through Italian and French commercial vocabulary from Mediterranean trade, ultimately tracing to the Arabic term ʿawāriyya, meaning damaged goods or the customs duty levied on them. Over time its sense broadened from maritime and customs duties to the equal distribution of losses, and then to the mathematical mean we know today. Adding the agentive suffix "-er" produced "averager," denoting one who performs this calculation, a formation consistent with standard English word-building patterns.
How averager is actually used
"Averager" is a relatively rare agent noun compared with the far more common base word "average." Outside finance — where it appears most often in the fixed phrase "dollar-cost averager" — it tends to occur in technical or occupational contexts describing someone whose job involves computing means. It carries no strong connotation of ordinary-ness, unlike the adjective "average."
Easily confused with averager
"Average" is the mean value itself or the adjective meaning ordinary, while "averager" is the noun for a person or tool that computes or applies such averages.