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单词 poundal
释义

WordReference Random House Unabridged Dictionary of American English © 2024
pound•al  (poundl),USA pronunciation n. [Physics.]
  1. Physicsthe foot-pound-second unit of force, equal to the force that produces an acceleration of one foot per second per second on a mass of one pound. Abbr.: pdl
  • pound2 + -al2 1875–80

Collins Concise English Dictionary © HarperCollins Publishers::
poundal /ˈpaʊndəl/ n
  1. the fps unit of force; the force that imparts an acceleration of 1 foot per second per second to a mass of 1 pound. 1 poundal is equivalent to 0.1382 newton or 1.382 × 104 dynes
    Abbreviation: pdl
Etymology: 19th Century: from pound² + quintal
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