The double bottom looks like the letter "W". The twice touched low is considered a support level.
Most technical analysts believe that the advance off of the first bottom should be 10-20%. The second bottom should form within 3-4% of the previous low, and volume on the ensuing advance should increase.
Investment dictionary. Academic. 2012.
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Double bottom — Single hull, Double bottom, and Double hull ship cross sections. Green lines are watertight; black structure is not watertight A double bottom is a ship hull design and construction method where the bottom of the ship has two complete layers of… … Wikipedia
double-bottom — /dub euhl bot euhm/, n. See tandem trailer (def. 1). * * * doubˈle bottˈom or double bottom lorry noun An articulated lorry pulling a second trailer (also drawbar outfit) • • • Main Entry: ↑double … Useful english dictionary
double bottom — A term used in technical analysis to refer to the drop of a stock s price, a rebound, and then a drop back to the same level as the original drop. Bloomberg Financial Dictionary double top, bottom A bar chart formation that signals a possible… … Financial and business terms
double bottom — In chartist analysis, the situation in which the prices of a security fall, then rise, then fall again to the same level, producing a W pattern on a graph. This pattern is thought to indicate that the security has much support at the price at the … Big dictionary of business and management
double bottom — noun 1. : the space in a ship between the inner bottom and the shell plating 2. : a market decline on the stock exchange characterized by two successive low points and regarded by chart readers as a prelude to a recovery compare double top … Useful english dictionary
double bottom — Compartments at the bottom of a ship between inner bottom and the shell plating, used for fresh water, ballast water, fuel oil, etc … Dictionary of automotive terms
double bottom — having two bottoms, having a false bottom (of a suitcase, briefcase, etc.) … English contemporary dictionary
double-bottom — /dub euhl bot euhm/, n. See tandem trailer (def. 1). * * * … Universalium
DOUBLE BOTTOM — Кривая цены отобразила букву W, в которой цена опустилась дважды и остановилась на (или возле) таких же низах … Малая энциклопедия трейдера: глоссарий к книге
double bottom — Stock market chart with two declines followed by a recovery … American business jargon