Dictionary  par•a•vanePronunciation: (par'u-vān"), [key] —n. an underwater defensive device against mines, consisting of a pair of torpedo-shaped vanes towed at the bow of a ship, usually a minesweeper, by cables that can cut the cable of a moored mine, causing the mine to rise to the surface, where it can be destroyed or removed from the water. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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