isobront

[ahy-suh-bront]

noun Meteorology.

a line on a weather map or chart connecting various points where a given phase of thunderstorm activity occurred simultaneously.

Origin of isobront

1885–90; iso- + -bront < Greek brontḗ thunder

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for isobront

Historical Examples of isobront

Isobront, ī′so-bront, n. a line on a map connecting points at which a peal of thunder is heard simultaneously.
Chambers's Twentieth Century Dictionary (part 2 of 4: E-M)
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