barometer

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Barometer

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.

barometer

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 classic literature ?
In about ten minutes after starting, the barometer indicated an altitude of 15,000 feet.
The barometer is useless: it is as misleading as the newspaper forecast.
He wanted to know exactly how long the storm was going to last; whereupon he was referred to the barometer, which seemed to have no intention of rising.
This line I trace with my finger shows the movement of the barometer.
It was a day of lassitude too, hot and close, with, I am told, a rapidly fluctuating barometer.
An old piano, standing beneath a barometer, was covered with a pyramid of old books and boxes.
Thompson, surveyor to the Northwest Company; who, by the joint means of the barometer and trigonometric measurement, ascertained it to be twenty-five thousand feet above the level of the sea; an elevation only inferior to that of the Himalayas.
No barometer will give warning of an easterly gale, were it ever so wet.
Allen, not having his own skies and barometer about him, declined giving any absolute promise of sunshine.
But now Lydgate came in; the book was closed before he reached Rosamond's corner, and as he took his seat with easy confidence on the other side of her, young Plymdale's jaw fell like a barometer towards the cheerless side of change.
To act as middleman between the pursuer of wealth, and the wealth which he pursued, or to stand as a human barometer, registering the rise and fall of the great mammon pressure in the markets, was not the work for which Providence had placed those broad shoulders and strong limbs upon his well knit frame.
Raoul decided to interview Captain Lynch on the subject, but when he arrived at that ancient mariner's house, he found him looking wide-eyed at the barometer.