- The definition of a lead-in is an introduction or opening.
An example of lead-in is the musical act on before the main performer.
- the wire leading from an aerial or antenna to a receiver or transmitter
- an introduction
Used by arrangement with John Wiley & Sons, Inc.
- Opening or introductory matter: The joke served as a lead-in to a discussion of more serious matters.
- A program, as on television, scheduled to precede another.
- The wire that connects an outdoor antenna to an electronic transmitter or receiver.
lead-in - Computer Definition
The first part of a CD-R recording session, which starts 25 mm from the dead center of the disc and takes up 4,500 sectors. The table of contents is written into the lead-in when the session is closed. Its purpose is to allow the drive to synchronize and to hold the table of contents. If the disc is not closed, it contains the address of the next session. Contrast with lead-out.
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