hot spotting

hot-spot

[hot-spot]
verb (used with object), hot-spotted, hot-spotting.
to stop (a forest fire) at a hot spot.

Origin:
1950–55; v. use of hot spot

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Based on the Random House Dictionary, © Random House, Inc. 2014.
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American Heritage
Medical Dictionary

hot spot n.
A region in a gene in which there is a high rate of mutation. Its existence depends on the size of the region concerned, the readiness with which the mutation can be detected, and the possibility that selection against mutants at that point is less than that against mutants elsewhere.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
hot spot  
A volcanic area that forms as a tectonic plate moves over a point heated from deep within the Earth's mantle. The source of the heat is thought to be the decay of radioactive elements. The Hawaiian Islands formed as a series of hot spots. See more at tectonic boundary.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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American Heritage
Cultural Dictionary

hot spot definition


A place deep within the Earth where hot magma rises to just underneath the surface, creating a bulge and volcanic activity (see volcano). The chain of Hawaiian Islands (see Hawaii) is thought to have been created by the movement of a tectonic plate over a hot spot.

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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