isohel

[ ahy-suh-hel ]
/ ˈaɪ səˌhɛl /

noun Meteorology.

a line on a weather map connecting points that receive equal amounts of sunshine.

Origin of isohel

1900–05; iso- + -hel < Greek hḗlios sun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for isohel

isohel
/ (ˈaɪsəʊˌhɛl) /

noun

a line on a map connecting places with an equal period of sunshine

Word Origin for isohel

C20: from iso- + Greek hēlios sun
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

Science definitions for isohel

isohel
[ īsō-hĕl′ ]

A line drawn on a weather map connecting points that receive equal amounts of sunlight.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.