Radio navigation is used to determine the position of an aircraft using radio signals.

The radius arms on the car were damaged in the accident.

The radius arm connects the axle to the chassis of the vehicle.

The radioactive disintegration of the material caused it to emit harmful radiation.

The radius of convergence of the power series is determined by the coefficients and the center of the series.

He fractured his radial bone while playing basketball.

The radial bones in his arms were fractured.

I listen to cable radio every morning.

Radial shaft seals are used to prevent the leakage of fluids in rotating machinery.

The radial shaft seal prevents leakage of fluids from the rotating shaft.