Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A line drawn on a map connecting points that receive equal amounts of rainfall.
from The Century Dictionary.
- noun Same as
isohyetal . Alsoisohyetose .
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun A
line ofequal orconstant rainfall on agraph orchart , such as aweather map .
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
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Examples
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Delineated by White's regs, hamadas and wadis vegetation type, the northern border of the ecoregion lies several hundred kilometers (km) north of the 100 mm rainfall isohyet, which is the northern limit of summer grassland pasture composed of the grasses Eragrostis, Aristida, and Stipagrostis spp. with the herbs Tribulus, Heliotropium, and Pulicharia.
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The reserve has a hot arid continental desert climate and lies just beyond the 100 millimeters (mm) average annual isohyet.
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However, the poverty of the increasing human population forces people to attempt growing rain fed crops such as millet and sorghum well north of the isohyet limit where these crops will regularly succeed.
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The Namib Desert is nested within the ‘Namib’ biogeographical province of Udvardy and the ‘Namib Desert’ unit of White, with the eastern boundary taken from the 100 mm rainfall isohyet.
Namib desert 2008
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The boundary between them coincides with isohyet 500 mm and should be roughly along the meridian 100 ° W
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