Definition of Indicator
A mathematical calculation applied to price and/or volume data that produces signals used in technical analysis. Common indicators include RSI, MACD, Moving Averages, and Bollinger Bands.
At a glance
Term
Indicator
URL slug
indicator
Category
Analysis
Short answer
A mathematical calculation applied to price and/or volume data that produces signals used in technical analysis.
Deep dives
Full A–Z glossary
Example
Apply the definition: restate “Indicator” in one sentence tied to your next trade (symbol, direction, size, stop). If you cannot, re-read the definition above.
Common mistake
Common mistake: using “Indicator” as loose slang while your broker/platform specification defines it more narrowly.
Professional tip
Tip: bookmark this “Indicator” page and reopen it when reading broker specs so definitions stay consistent.
Practice tools:
Related terms
FAQ
A mathematical calculation applied to price and/or volume data that produces signals used in technical analysis.
Knowing the precise definition of “Indicator” prevents platform and broker-spec mistakes—a common source of size and cost errors.
Common mistake: using “Indicator” as loose slang while your broker/platform specification defines it more narrowly.