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primary succession

noun

the development of plant and animal life in an area without topsoil; the development of biotic communities in a previously uninhabited and barren habitat with little or no soil

Examples

Primary succession depends on the slow weathering of rock.

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primary succession in Science
primary succession  
See under succession.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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