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plethysmograph
[ pluh-thiz-muh-graf, -grahf ]
noun
- a device for measuring and recording changes in the volume of the body or of a body part or organ.
plethysmograph
/ -ˌɡræf; pləˈθɪzməˌɡrɑːf; -ˈθɪs- /
noun
- a device for measuring the fluctuations in volume of a bodily organ or part, such as those caused by variations in the amount of blood it contains
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Other Words From
- ple·thys·mo·graph·ic [pl, uh, -thiz-m, uh, -, graf, -ik], adjective
- pleth·ys·mog·ra·phy [pleth-iz-, mog, -r, uh, -fee], noun
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Word History and Origins
Origin of plethysmograph1
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Word History and Origins
Origin of plethysmograph1
C19: from Greek plēthusmos enlargement + graphein to write
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Example Sentences
I think the experimental psychologists called the thing a "plethysmograph."
From Project Gutenberg
These instruments are the plethysmograph and the hydrosphygmograph.
From Project Gutenberg
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