prop root

American  

noun

Botany.

1. an adventitious root that supports the plant, as the aerial roots of the mangrove tree or of corn.

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prop root British  

noun

1. a root that grows from and supports the stem above the ground in plants such as mangroves

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prop root Scientific  

/ prŏp /

1. An aerial root that arises from a stem or trunk, penetrates the soil, and helps support the stem, as in mangroves.

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Etymology

Origin of prop root

First recorded in 1900–05