thermal equator
noun
an imaginary line round the earth running through the point on each meridian with the highest average temperature. It lies mainly to the north because of the larger landmasses and therefore greater summer heating
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
How to use thermal equator in a sentence
At this time o' the year Barbados is about on the thermal equator—half-way between the trades.
"Where Angels Fear to Tread" and Other Stories of the Sea | Morgan Robertson
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