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Use "isobars" in a sentence
"Bernie, try search term 'isobars' - that's a weather map, showing contour lines with temperature ranges, that's the basic idea, I'd expect done the same way Did you get to the page with the 5,000 site data files?"
"On weather maps, pressure is indicated by drawing isolines of pressure, called isobars, at regular 4 millibar intervals (e.g., 996 mb, 1000 mb, 1004 mb, etc.)."
"To connoisseurs in weather in the meteorological sense it was a joy and an ensample, for it was a perfect cyclonic storm, exactly the right shape, with all its little dotted lines of "isobars" running in ovals one inside another."