primary root


Definition of primary root

: the root of a plant that develops first and originates from the radicle — see seedling illustration

Examples of primary root in a Sentence

Recent Examples on the Web Poor and shallow trenching techniques and use of ice-rich backfill material combined with the absence of erosion control measures were the primary root causes. Larry Persily, Anchorage Daily News, "Analysis: State awaits final EIS after answering Alaska LNG questions from federal regulators," 8 Jan. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'primary root.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of primary root

1877, in the meaning defined above

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The first known use of primary root was in 1877

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Cite this Entry

“Primary root.” Dictionary, Merriam-Webster, Accessed 16 Jul. 2020.

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