What is wavelet and secondary wavefront? August 29, 2020June 1, 2015 by Tanmay Chakrabarty Total Read 11 Wavelet: Wavelets are tiny parts of waves. Secondary wavefront: The envelop of all the secondary wavelets in the forward direction is called the secondary wavefront. The backward envelop is not a secondary wavefront. Thank you. Take a moment to share 🙏