7 letters · 10 points in Scrabble
noun a unit of force equal to the force that imparts an acceleration of 1 foot/sec/sec to a mass of 1 pound; equal to 0.1382 newtons
originEtymology tree English pound Proto-Italic *-ālis Latin -ālisbor. Old French -albor. ▲ Latin -ālis Old French -elbor. ▲ Latin -ālisbor. Middle English -al English -al English poundal From pound + -al.
Etymology from Wiktionary, CC BY-SA 3.0