Ballast

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Ballast

Informal; anything that helps bring balance to an economy or company. For example, if strong auto sales lift an otherwise stagnant economy, it may be said to be a ballast preserving GDP growth. The term refers to the weight that helps balance a ship at sea.
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References in periodicals archive ?
Many, but not all, "non-linear" lighting loads such as those resulting from the installation of certain common electronic lighting ballasts (typically electronic fluorescent lamp ballasts for straight-linear--or U-shaped T8 and T5 lamps), often exhibit some varying combination of both types of displacement and distortion power factors, simultaneously.