Entertainment / Music / Additive Meter: Groupings of irregular numbers of beats that add up to a larger, overall pattern (2 + 3 + 2 + 3 = 10).
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Technology / Television (TV) / Personal People Meter (PPM): Hardware currently being tested by Arbitron. The PPM is a pager-sized device that is worn by consumers throughout the day to automatically detect inaudible codes that radio and television broadcasters MORE
Entertainment / Photography / Photometer: Instrument for measuring light being reflected from a surface. It works by comparing the reflected light with a standard source produced within the photometer. MORE
Entertainment / Golf / Perimeter-Weighted: (also 'cavity back, cavity-back') a style of club head where the mass is distributed more toward the perimeter (outside edges) of the club head in order to increase the effective size of the center of MORE
Business / Construction / Perimeter Drain: 3' or 4' perforated plastic pipe that goes around the perimeter (either inside or outside) of a foundation wall (before backfill) and collects and diverts ground water away from the foundation. Genera MORE