بردار ِ موج
bordâr-e mowj (#)
Fr.: vecteur d'onde
A vector whose direction is that of propagation of a wave and whose
magnitude is given by the → wave number, 2π/λ,
where λ is the → wavelength, or ω/c,
where ω is the → angular frequency and c is the
speed of propagation.
→ wave; → number.