primary succession

American  

[prahy-mer-ee-suhk-sesh-uhn] / ˈpraɪ mɛr i səkˈsɛʃ ən /

noun

1. Ecology. the ecological succession that begins in a barren environment where no soil is present, such as an area of solidified lava. Compare secondary succession.

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primary succession Scientific  

1. See under succession

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Example Sentences

In primary succession, newly exposed or newly formed rock is colonized by living organisms.

From Textbooks • Sep. 6, 2018

Succession beginning on newly-formed rock or areas with no remnants of older communities is called primary succession.

From Textbooks • Jan. 1, 2018

This process happens faster than primary succession because parts of the original community still exist.

From Textbooks • Jan. 1, 2018

“It is truly primary succession - ground zero for a new ecosystem.”

From Washington Times • Jul. 11, 2015

In primary succession, newly exposed or newly formed rock is colonized by living organisms; in secondary succession, a part of an ecosystem is disturbed and remnants of the previous community remain.

From Textbooks • Apr. 25, 2013