isochasmic
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Isochasmic — I so*chas mic, a. Indicating equal auroral display; as, an isochasmic line. [1913 Webster] … The Collaborative International Dictionary of English
isochasm — isochasmic, adj. /uy seuh kaz euhm/, n. Meteorol. a line on a map or chart connecting points where auroras are observed with equal frequency. [1880 85; ISO + CHASM] * * * … Universalium
isochasm — isochasmic, adj. /uy seuh kaz euhm/, n. Meteorol. a line on a map or chart connecting points where auroras are observed with equal frequency. [1880 85; ISO + CHASM] * * * isochasm /īˈsō kazm/ noun A contour line of equal frequency of auroral… … Useful english dictionary
