a dome-shaped, muscular partition separating the thorax from the abdomen in mammals. It plays a major role in breathing, as its contraction increases the volume of the thorax and so inflates the lungs., a thin disk, especially in a microphone or telephone receiver, that vibrates in response to sound waves to produce electrical signals.

Formal and Informal Expressions of diaphragm

In different contexts, you can replace 'diaphragm' with suitable alternatives. In a more formal setting, 'midriff, partition' is apt.

diaphragm: Explore its Definition & Usage

diaphragm Definition

1a dome-shaped, muscular partition separating the thorax from the abdomen in mammals. It plays a major role in breathing, as its contraction increases the volume of the thorax and so inflates the lungs.
2a thin disk, especially in a microphone or telephone receiver, that vibrates in response to sound waves to produce electrical signals.

Using diaphragm: Examples

Take a moment to familiarize yourself with how "diaphragm" can be used in various situations through the following examples!

Example
The diaphragm is a vital muscle for breathing.
Example
The doctor prescribed a diaphragm for birth control.
Example
The diaphragm in the microphone was damaged, causing poor sound quality.

diaphragm Synonyms and Antonyms

Synonyms for diaphragm

Phrases with diaphragm

diaphragm pump
a type of positive displacement pump that uses a reciprocating diaphragm to move fluid
Example
The diaphragm pump is commonly used in the chemical industry.
diaphragm wall
a structural wall constructed in the ground using slurry trench technology
Example
The diaphragm wall is used to support deep excavations.
diaphragm call
a hunting call that uses a vibrating diaphragm to mimic animal sounds
Example
The diaphragm call is popular among turkey hunters.

Origins of diaphragm

from Greek 'diaphragma', meaning 'partition'

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Summary: diaphragm in Brief

A 'diaphragm' [ˈdaɪəfræm] is a dome-shaped muscle that separates the chest cavity from the abdominal cavity and plays a crucial role in breathing. It can also refer to a thin disk in a microphone or telephone receiver that converts sound waves into electrical signals. Examples include 'The doctor prescribed a diaphragm for birth control.' and 'The diaphragm in the microphone was damaged, causing poor sound quality.' Other phrases include 'diaphragm pump,' 'diaphragm wall,' and 'diaphragm call.'