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English
Noun
A
unit
equal to the
force
needed to
accelerate
a
mass
of one
pound
at a rate of one
foot
per
second
per second.
Derived terms
foot-poundal
es:poundal
ta:poundal
vi:poundal
GNU Project's publication of CIDE, the Collaborative International Dictionary of English
Poundal \Pound"al\, n. [From 5th
Pound
.] (Physics & Mech.)
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.
[1913 Webster]
WordNet
poundal
n : 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 [syn:
pdl
]
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