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| co·le·o·rhi·za [ klee ō rzə, kòllee ō rzə ] (plural co·le·o·rhi·zae [ klee ō r z ]) |
noun |
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| Definition: |
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protective root sheath: a protective sheath surrounding the young root of a germinating grass seed
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| [Mid-19th century. < Greek koleos "sheath" + rhiza "root"] |
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