单词 | pycnometer |
释义 | pycnometer/pɪkˈnɒmɪtə/(also pyknometer) Science noun A container used for finding the relative density of a liquid by measuring its weight when filled with the liquid and comparing it with the weight when filled with water.
OriginMid 19th century; earliest use found in John Thudichum (1829–1901), physician and chemist. From pycno- + -meter. |
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