isohel Hear it!

isohel definition

iso·hel (ī′sō hel′, -sə-)

noun

a line on a map connecting points having equal hours of sunshine in a standard period of time

Etymology: < iso- + Gr helios, sun

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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