Technology / Radar / Plan Position Indicator (PPI): The face or screen of a cathode-ray tube on which radar images appear in correct relation to each other, so that the scope face presents a chart like representation of the area about the antenna, the direction of a contact or target being represented by the direction of its echo from the center and its range by its distance from the center.
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Indicator Noun Synonyms: pointer, needle, gauge, meter, display
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Plan Noun Synonyms: design, layout, blueprint, scheme, method, procedure, system, arrangement, programme, project, formula, pattern, script, scenario
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Position Noun Synonyms: viewpoint, point of view, outlook, attitude, angle, slant, stance, stand, opinion, inclination, leaning, bent, sentiment, feeling, way of thinking
Position Verb Synonyms: site, placement, situation, whereabouts, placing, emplacement, location
Position Adjective Synonyms: posture, attitude, stance, pose, disposition, arrangement, disposal
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Business / Agriculture / Plant Quarantine: A technique for insuring disease (and pest) free plants by isolating them during a period while performing tests for latent diseases. Often used when importing new cultivars. MORE
Business / Agriculture / Plant Quarantine Act: Originally enacted in 1912, this Act gives the Animal and Plant Health Inspection Service authority to regulate the importation and interstate movement of nursery stock and other plants that may carry MORE
Business / Agriculture / Plant Hardiness Zones: The USDA has divided North America into 11 hardiness zones based on average annual minimum temperatures. Horticulturalists and nurseries rate plants by their hardiness: the hardiness zone maps can the MORE