| pdl | poundal; pudendal |
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| poundal | <physics> A unit of force based upon the pound, foot, and second, being the force which, acting on a pound avoirdupois for one second, causes it to acquire by the of that time a velocity of one foot per second. It is about equal to the weight of half an ounce, and is 13,825 dynes. Origin: From 5th Pound. Source: Websters Dictionary (01 Mar 1998) |
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| foot-poundal | <mechanics> A unit measure of energy expended, or work done, when a force of 1 poundal displaces a body 1 foot in the direction of the force. It is equal to about 0.01 calorie. (12 Sep 2002) |
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| poundal | a unit of force equal to the force that imparts an acceleration of 1 foot/sec/sec to a mass of 1 pound |
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