Glossary

What are transonic airfoils, and what is the active clearance control? Check out our technical dictionary and find out more about engine technology terms – from active clearance control to velocity triangle.

Active clearance control (ACC) Adaptive HSC milling Afterburner Airfoil bitangent line Airfoil chord Aluminizing and chromizing Aluminum oxide dry blasting Aluminum oxide wet blasting Annular combustion chamber Anodizing Atmospheric plasma spraying (APS) ATFI Axial-flow compressor

Airfoil chord

The profile chord is the connecting line between the end points of the airfoil center line or skeleton line.