external chord of a concavе-convex or flat-convex profile

blade flat; saber flat; sword flat, flat of the blade / sword

internal chord of а bi-convex profile

flat-convex circular arc aerofoil section

flat-convex aerofoil section

Profile OSD profile name

Profile PID profile name

Profile rate profile name

convex-concave trajectory

bi-convex aerofoil section

concave-convex aerofoil section

chord of the trajectory

space-chord ratio (of turbomachine cascade)

reference chord

reference chord of an aerofoil

standard mean chord

chord

chord line

chord ratio

chord-wise aerodynamic force

first mean chord

flap reference chord

mean aerodynamic chord

mean geometric chord

pressure distribution curve along the chord of an aerofoil section

propeller blade chord

second mean chord

mean aerodynamic chord (MAC)

extended-chord elevon

external ballistics

exterior / external ballistics

external blast warhead

external circumstances