trigger point

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Trigger Point

An event that causes another event. For example, an exchange may stop trade on a stock if its price drops by 10% in a single trading session. In that case, the trigger point is the 10% drop.

trigger point

The event or condition that initiates a predetermined action. For example, the New York Stock Exchange halts trading in stocks when the Dow Jones Industrial Average declines by a specified number of points (the trigger point) in a trading session.

Wall Street Words: An A to Z Guide to Investment Terms for Today's Investor by David L. Scott. Copyright © 2003 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved. All rights reserved.

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The urge to vomit comes from two areas in the brain - a vomiting centre set off by a chemoreceptor trigger zone, which rings when you've been boozing too much.