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Webster 1913 Edition


Avoirdupois

Avˊoir-du-pois′

(ăvˊẽr-dū̍-poiz′)
,
Noun.
&
Adj.
[OE.
aver de peis
, goods of weight, where
peis
is fr. OF.
peis
weight, F.
poids
, L.
pensum
. See
Aver
,
Noun.
, and
Poise
,
Noun.
]
1.
Goods sold by weight.
[Obs.]
2.
Avoirdupois weight.
3.
Weight; heaviness;
as, a woman of much
avoirdupois
.
[Colloq.]
Avoirdupois weight
,
a system of weights by which coarser commodities are weighed, such as hay, grain, butter, sugar, tea.
☞ The standard Avoirdupois pound of the United States is equivalent to the weight of 27.7015 cubic inches of distilled water at 62° Fahrenheit, the barometer being at 30 inches, and the water weighed in the air with brass weights. In this system of weights 16 drams make 1 ounce, 16 ounces 1 pound, 25 pounds 1 quarter, 4 quarters 1 hundred weight, and 20 hundred weight 1 ton. The above pound contains 7,000 grains, or 453.54 grams, so that 1 pound avoirdupois is equivalent to 1 31-144 pounds troy. (See
Troy weight
.) Formerly, a hundred weight was reckoned at 112 pounds, the ton being 2,240 pounds (sometimes called a long ton).

Webster 1828 Edition


Avoirdupois

AVOIRDUPOIS'

,
Noun.
s as z. [See Poise.]
A weight, of which a pound contains 16 ounces. Its proportion to a pound Troy is as 17 to 14. this is the weight for the larger and coarser commodities, as hay, iron, cheese, groceries, &c.

Definition 2024


avoirdupois

avoirdupois

English

Noun

avoirdupois

  1. The official system of weights used in UK between 1856 and 1963. It had been the customary system in London since 1300.
  2. The official system of weights used in USA between 1866 and 1959.
  3. Weight; heaviness.
    he has a lot of avoirdupois
    • 1915, Jack London, The Little Lady of the Big House
      It seems humanly reasonable that the three of us can woman-handle a mere man of your elderly and insulting avoirdupois.

See also