Related Words

Progressive Scan: The way a television decodes an image – also known as non-interlaced, the odd and even fields are scanned sequentially (1, 2, 3, 4…) every 1/60 of a second. 60 frames are produced every seco . . . View Full Definition

Scan Line: Lines of glowing pixels that make up the television image. In the NTSC system used in the United States, there are 525 lines in the TV image. PAL, developed in Germany, and SECAM, from Franc . . . View Full Definition

Scan: To investigate an area or space by varying the direction of the radar antenna and thus the radar beam. Normally, scanning is done by continuous rotation of the antenna.

Progressive Tax System: A tax system providing that the average tax rate increases for some increases in income, but never decreases with an increase in income.