A lecture delivered to an audience at another location via electronic means, as television, a satellite link-up, or a telephone line with voice amplification.
Origin
1950s. From tele- + lecture.
Definition of telelecture in US English:
telelecture
nounˈtɛlɪˌlɛktʃə
A lecture delivered to an audience at another location via electronic means, as television, a satellite link-up, or a telephone line with voice amplification.