synoptic chart

noun

a chart showing the distribution of meteorological conditions over a wide region at a given moment.

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Word History and Origins

Origin of synoptic chart¹

First recorded in 1885–90

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Example Sentences

Examples have not been reviewed.

These observations were sufficiently numerous to form a synoptic chart at a considerable height above Europe for comparison with the usual chart drawn from the surface observations.

From

Figure 28.—Hachette's synoptic chart of elementary mechanisms, 1808.

From

synoptic synoptic meteorology

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