Definition of Umbra

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TeachMeFinance.com - explain Umbra



Umbra

The term 'Umbra' as it applies to the area of the weather can be defined as ' In solar-terrestrial terms, the dark core or cores (umbrae) in a sunspot with penumbra, or a sunspot lacking penumbra'.

Previous 5 Terms:
umbelliferous
umber
umbilical
Umbilical cord blood stem cells
umbiliciform
Next 5 Terms:
umbraculiform
umbriferous
UMR
Unaccounted for (crude oil)
Unaccounted for (natural gas)




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Mark McCracken

Author: Mark McCracken is a corporate trainer and author living in Higashi Osaka, Japan. He is the author of thousands of online articles as well as the Business English textbook, "25 Business Skills in English".


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