ScienceJuly 31, 2026

rhizome

RYE-zohm

Definition

A continuously growing horizontal underground plant stem that puts out lateral shoots and adventitious roots at intervals.

Etymology

Derived from the Greek word 'rhizoma', meaning 'mass of roots', which itself comes from 'rhiza', meaning 'root'. It entered English in the late 19th century as a botanical technical term.

In the news

The article uses the term to describe how bamboo roots form an interlocking underground network that stabilizes soil against erosion. It highlights the physical structural role these root systems play in environmental engineering.

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