What does stethoscope mean?
A stethoscope is a medical instrument used to listen to sounds produced inside the body. A clinician presses its chestpiece or diaphragm against the patient's skin to hear the heart, lungs, and blood vessels, allowing abnormalities such as murmurs, wheezing, or irregular rhythms to be detected. The instrument became an essential part of modern medicine after French physician René Laennec introduced it in 1816, initially using a rolled paper tube before developing a more practical wooden version. Today, stethoscopes are strongly associated with physical examinations and medical training. Although electronic versions and other diagnostic devices can supplement or replace some uses of the traditional stethoscope, it remains a familiar symbol of clinical care and an important tool for auscultation.
nounA medical instrument placed against a patient's body to listen to internal sounds, especially those of the heart, lungs, and blood vessels.
- A medical instrument used to listen to internal bodily sounds, particularly the heart, lungs, and blood vessels.
"The doctor listened to her heartbeat through a stethoscope."
"She heard an irregular heartbeat when she examined him with a stethoscope."
"The nurse used a stethoscope to check the patient's breathing."
The plural is used when referring to multiple instruments, including instruments belonging to different people.
"The clinic has a set of stethoscopes for its medical staff."
The stethoscope was invented in 1816 by French physician René Laennec, who first made one by rolling up a sheet of paper to listen to a patient's chest.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does stethoscope come from?
The word was formed in the 19th century from Greek stēthos, meaning "chest," and a form related to Greek skopein, meaning "to look at" or "examine." Its name therefore refers to an instrument for examining the chest. René Laennec introduced the instrument in France in 1816 while seeking a safer means of listening to the heart and lungs.
How stethoscope is actually used
The term is primarily used in clinical and medical contexts. Expressions such as "listening through a stethoscope" refer to the practice of auscultation, in which a clinician evaluates internal body sounds.