Line (1) A signal path or actual cable through which a signal passes. (2) One horizontal scan of the raster in NTSC, PAL, or SECAM video signals. See field(4). Share this:EmailTweetLike this:Like Loading...Related Articles: Glossary: ClefGlossary: Code windowGlossary: Common modeGlossary: Crystal syncGlossary: Cue line« Back to Glossary Index