diafragma
diaphragm
noun dyah-FRAHG-mah Rare
Origin: From Greek diaphragma (partition, barrier).
Usage Note
Diafragma is masculine despite ending in -a — a pattern shared by other Greek-origin words like programa and tema. It refers to the dome-shaped breathing muscle separating the chest from the abdomen, and also to the optical diaphragm (aperture) in a camera or the contraceptive diaphragm. The gm cluster is pronounced: dya-FRAHG-mah.
Examples
"El diafragma es el músculo principal de la respiración."
Natural Translation
The diaphragm is the main breathing muscle.

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