pycnometer

noun

pyc·​nom·​e·​ter pik-ˈnä-mə-tər 

variants or pyknometer

: a standard vessel for measuring and comparing the densities of liquids or solids

Word History

Etymology

Greek pyknos + International Scientific Vocabulary -meter

First Known Use

1858, in the meaning defined above

Medical Definition

pycnometer

noun

pyc·​nom·​e·​ter

variants or pyknometer

pik-ˈnäm-ət-ər 

: a standard vessel often provided with a thermometer for measuring and comparing the densities or specific gravities of liquids or solids

pycnometric adjective

or pyknometric

ˌpik-nə-ˈme-trik 

pycnometry noun

or pyknometry

ˌpik-ˈnäm-ə-trē 

plural pycnometries or pyknometries