hyetal

[ hahy-i-tl ]
/ ˈhaɪ ɪ tl /

adjective

of or relating to rain or rainfall.

Origin of hyetal

First recorded in 1860–65; hyet- + -al1
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British Dictionary definitions for hyetal

hyetal

/ (ˈhaɪɪtəl) /

adjective

of or relating to rain, rainfall, or rainy regions

Word Origin for hyetal

C19: from Greek huetos rain + -al 1
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 hyetal

hyetal

[ hīĭ-tl ]

Relating to rain or rainy regions, used especially in regard to isohyetal rainfall maps.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.