a, o, d, e, g, l, n, c, m, r, t, i are letters that make 'electromagnetic radiation'
electromagnet, el, magnet, ROM, MA, ti, ad, EC, IC, DIA, ma, Ag, elect, rad, at, mag, Ro, mA, EL, magnetic, net, on, ic, electromagnetic, AD, radiation, ECT, CT, RA, Roma, IA, NE, Io, ion, Ra, LE, tic, At, Ne, Ti are words within 'electromagnetic radiation'
1 possible definitions for 'electromagnetic radiation'
Under this definition, electromagnetic radiation is a noun and has the following properties:
electromagnetic wave, nonparticulate radiation have the same meaning as 'electromagnetic radiation'
'electromagnetic radiation' can be a type of radiation.
microwave, actinic ray, Hertzian wave, gamma radiation, gamma ray, radio wave, radio emission, radio radiation, X-radiation, roentgen ray, actinic radiation, electron beam, black-body radiation, blackbody radiation, ray, beam, line, X ray, X-ray are types of 'electromagnetic radiation'.
photon is a part of electromagnetic radiation.