modified polyconic projection

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international modified polyconic projection — A modified polyconic map projection chosen by an international committee in 1909 for construction of maps of the whole world, except polar caps, on one projection and on a scale of 1:1,000,000. The size of the sheet is 4° change of latitude by 6° … Aviation dictionary
polyconic projection — A map projection that is a combination of separate conic projections drawn for each parallel or latitude. In this projection, the central meridian is a straight line and other meridians are curves concave to the central meridians. Parallels are… … Aviation dictionary
international map — noun : a map of the world at a scale of one to one million having a uniform set of symbols and conventional signs and printed in modified polyconic projection on sheets each covering an area of 4 degrees latitude by 6 degrees longitude except… … Useful english dictionary
MAP — See modified American plan. * * * I Graphic representation, drawn to scale and usually on a flat surface, of features usually geographic, geologic, or geopolitical of an area of the Earth or of any celestial body. Globes are maps represented on… … Universalium

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