diarch

/ ˈdaɪɑːk /

adjective

botany (of a vascular bundle) having two strands of xylem

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Word History and Origins

Origin of diarch¹

C19: from Greek _di- ¹ + archē beginning, origin

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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The root is diarch in structure, but additional protoxylem-strands may be present at the base of the main root; the pericycle consists of several layers of cells.