propeller blade chord

negative thrust propeller / negative-thrust propeller

propeller blade

propeller blade station

suction face of a propeller blade

pressure face of a propeller blade

three-blade propeller

two-blade propeller

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

blade de-icers / blade heating elements

blade heating elements / blade de-icers

blade horn / blade lever

blade tip light / main-rotor blade tip light

main-rotor blade tip light blade tip light

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

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

first mean chord

flap reference chord

internal chord of а bi-convex profile

mean aerodynamic chord

mean geometric chord

pressure distribution curve along the chord of an aerofoil section

second mean chord

mean aerodynamic chord (MAC)

extended-chord elevon