define standard meridian
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standard meridian[′stan·dərd mə′rid·ē·ən]
(geodesy)
The meridian used for reckoning standard time; throughout most of the world the standard meridians are those whose longitudes are exactly divisible by 15°.
(mapping)
A meridian of a map projection along which the scale is as stated.
(geodesy)
The meridian used for reckoning standard time; throughout most of the world the standard meridians are those whose longitudes are exactly divisible by 15°.
(mapping)
A meridian of a map projection along which the scale is as stated.
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The local time of places which are on different meridians are bound to differ. For example, it will be difficult to prepare a time-table for a train which cross several longitudes...
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