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Economic and market data that represent an overall trend. The Dow Jones Industrial Average is an example of a stock market barometer.

Barometer Stock

A stock in a well-known or highly-regarded company in a given sector. The performance of a barometer stock is considered to be an indicator of the performance of its particular sector or industry. The term "barometer stock" is chiefly British; in the U.S., the primary term is bellwether stock.


An indicator of fluctuations. For example, the S&P 500 is a barometer for stock market movements. Likewise, long-term interest rates are a barometer of inflationary expectations.
References in periodicals archive ?
50) And the Chicago Tribune waxed eloquent in its assessment: "The zooming upward of prices on the reopened stock markets today is regarded as barometrical indication of the economic weather test that is settling in.
Energy supplied from barometrical shifts, Pace and direction obey no hourly drifts.
These are the words of today's Holy Gospel: a wide barometrical depression is shifting from over the Bielorus region, carrying with it a profuse rainfall, disappearing or decreasing to a drizzle in the West.