waveguide

Etymology

From wave + guide.

noun

1. A structure which guides waves, such as electromagnetic waves, light, or sound waves.

verb

1. To act as a waveguide for
   The advantage of transverse magnetic polarization, however, is the possibility of exploiting surface plasmons for waveguiding. January 8, 2009, Y. Chassagneux, R. Colombelli, W. Maineult, S. Barbieri, H. E. Beere, D. A. Ritchie, S. P. Khanna, E. H. Linfield, A. G. Davies, “Electrically pumped photonic-crystal terahertz lasers controlled by boundary conditions”, in Nature, volume 457, number 7226, →DOI