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plethysmograph

play
noun ple·thys·mo·graph \-ˌgraf\

Definition of plethysmograph

  1. :  an instrument for determining and registering variations in the size of an organ, limb, or part resulting from changes in the amount of blood present or passing through it

plethysmographic play \-ˌthiz-mə-ˈgra-fik\ adjective
plethysmographically play \-fi-k(ə-)lē\ adverb
plethysmography play \ˌple-thiz-ˈmä-grə-fē\ noun


Origin of plethysmograph

International Scientific Vocabulary, from Greek plēthysmos increase, from plēthynein to increase, from plēthys mass, quantity, from plēthein


First Known Use: 1872


Medical Dictionary

plethysmograph

play
noun ple·thys·mo·graph \-ˌgraf\

Medical Definition of plethysmograph

  1. :  an instrument for determining and registering variations in the size of an organ or limb resulting from changes in the amount of blood present or passing through it

plethysmographic \-ˌthiz-mə-ˈgraf-ik\play adjective
plethysmographically \-i-k(ə-)lē\play adverb



Learn More about plethysmograph

  1. Medical Dictionary: Definition of "plethysmograph"


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