Percussion

1.

(វេជ្ជសាស្ត្រ) ការគោះ, ការពិនិត្យដោយគោះ

• percussion cap
  - កឹបគ្រាប់កាំភ្លើង
  - ពែរគុទ័រ, ពន្លួញបុកឆេះរំសេវគ្រាប់កាំភ្លើង
• percussion instrument
  - គ្រឿងភ្លេងវាយ (ឧ. ស្គរ, ឃ្មោះ, គង ។ល។)

1.

The act of percussing, or striking one body against another; forcible collision, esp. such as gives a sound or report.

2.

Hence: The effect of violent collision; vibratory shock; impression of sound on the ear.

3.

The act of tapping or striking the surface of the body in order to learn the condition of the parts beneath by the sound emitted or the sensation imparted to the fingers. Percussion is said to be immediate if the blow is directly upon the body; if some interventing substance, as a pleximeter, is, used, it is called mediate.