Definition of diaphragm

The word "diaphragm" comes from the Greek words "dia" meaning "through" or "across" and "phragma" meaning "a stopping." In ancient Greek, the word "diafragma" was used to describe a stopping or barrier that was used to separate or divide something, particularly in the context of anatomy or physiology. In Latin, the word "diaphragma" was derived from the Greek word "diafragma." In ancient Latin, the word "diaphragma" was used to describe a stopping or barrier that was used to separate or divide something, particularly in the context of anatomy or physiology. In Middle English, the word "diaphragma" was used to describe a stopping or barrier that was used to separate or divide something, particularly in the context of anatomy or physiology. It was often used to describe the muscle that separates the chest cavity from the abdominal cavity, particularly in the context of anatomy or physiology. Over time, the meaning of "diaphragm" evolved to include any device or structure that is used to separate or divide something, particularly in the context of optics or photography. It came to describe any device or structure that is used to separate or divide a light source or image into smaller parts, particularly in the context of optics or photography. Today, "diaphragm" is still used to describe any device or structure that is used to separate or divide something, particularly in the context of optics or photography. In summary, the word "diaphragm" originated in ancient Greek from the words "dia" meaning "through" or "across" and "phragma" meaning "a stopping." Its original meaning described a stopping or barrier that was used to separate or divide something, but its meaning evolved to include any device or structure that is used to separate or divide something, particularly in the context of optics or photography.