Merriam-Webster Logo
SINCE 1828
dictionary thesaurus view recents

plethysmograph

noun
Save Word
ple·​thys·​mo·​graph | \ ple-ˈthiz-mə-ˌgraf How to pronounce plethysmograph (audio) , plə- \

Definition of plethysmograph

: 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
Other Words from plethysmograph Example Sentences Learn More about plethysmograph

Keep scrolling for more

Other Words from plethysmograph

plethysmographic \ ple-​ˌthiz-​mə-​ˈgra-​fik How to pronounce plethysmographic (audio) , plə-​ \ adjective
plethysmographically \ ple-​ˌthiz-​mə-​ˈgra-​fi-​k(ə-​)lē How to pronounce plethysmographically (audio) , plə-​ \ adverb
plethysmography \ ˌple-​thiz-​ˈmä-​grə-​fē How to pronounce plethysmography (audio) , plə-​ \ noun

Examples of plethysmograph in a Sentence

Recent Examples on the Web Offenders could be required to submit to plethysmograph testing, in which sensors are attached to their penis, in an effort to find out whether they were aroused by deviant imagery and sounds. — Christopher N. Osher, The Denver Post, "Sex offenders see stringent parenting rules relaxed in Colorado, prompting debate over child safety," 5 Mar. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'plethysmograph.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of plethysmograph

1872, in the meaning defined above

History and Etymology for plethysmograph

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

Keep scrolling for more

Learn More about plethysmograph

Time Traveler for plethysmograph

Time Traveler

The first known use of plethysmograph was in 1872

See more words from the same year

Statistics for plethysmograph

Cite this Entry

“Plethysmograph.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/plethysmograph. Accessed 10 Jul. 2020.

Keep scrolling for more

More Definitions for plethysmograph

plethysmograph

noun
ple·​thys·​mo·​graph | \ -ˌgraf How to pronounce plethysmograph (audio) \

Medical Definition of plethysmograph

: 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

Other Words from plethysmograph

plethysmographic \ -​ˌthiz-​mə-​ˈgraf-​ik How to pronounce plethysmographic (audio) \ adjective
plethysmographically \ -​i-​k(ə-​)lē How to pronounce plethysmographically (audio) \ adverb

Comments on plethysmograph

What made you want to look up plethysmograph? Please tell us where you read or heard it (including the quote, if possible).

Show Comments  Hide Comments 

WORD OF THE DAY

histrionic

Listen to the pronunciation of histrionic

See Definitions and Examples »

Get Word of the Day daily email!

Test Your Vocabulary

Words for Summer: A Quiz

  • a closeup of a sunflower
  • Which of the following words means “of or relating to summer”?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Dictionary Devil

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Words at Play
Ask the Editors
Word Games