English dictionary
pennyweight
/'p/E/n/i/,w/eI/t/
Definitions, examples, synonyms and antonyms from WordNet 3.0.
noun
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a unit of apothecary weight equal to 24 grains
Source: WordNet 3.0
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A troy weight containing twenty-four grains, or the twentieth part of an ounce; as, a <i>pennyweight</i> of gold or of arsenic. It was anciently the weight of a silver penny, whence the name.
Source: webster1913