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Webster 1913 Edition
Chaldron
Chal′dron
,Noun.
[OF.
chaldron
, F. chaudron
kettle. The same word as caldron
.] An English dry measure, being, at London, 36 bushels heaped up, or its equivalent weight, and more than twice as much at Newcastle. Now used exclusively for coal and coke.
☞ In the United States the chaldron is ordinarily 2,940 lbs, but at New York it is 2,500 lbs.
De Colange.