lead-in

[ leed-in ]
/ ˈlidˌɪn /

noun

something that leads in or introduces; introduction; opening.
Radio, Television.
  1. the connection between an antenna and a transmitter or receiving set.
  2. the portion of a program or script that precedes or introduces a commercial.

adjective

(of a conductor) carrying input to an electric or electronic device or circuit, especially from an antenna.

Origin of lead-in

First recorded in 1910–15; noun, adj. use of verb phrase lead in

Example sentences from the Web for lead-in

British Dictionary definitions for lead-in

lead-in
/ (ˈliːdˌɪn) /

noun

  1. an introduction to a subject
  2. (as modifier)a lead-in announcement
the connection between a radio transmitter, receiver, etc, and the aerial or transmission line