noun rhi·zo·caline \¦rī(ˌ)zō+\

Definition of rhizocaline

  1. :  a hormone or hormonelike factor distinct from auxin that is held to play a role in the formation of plant roots — compare caulocaline

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Origin and Etymology of rhizocaline

rhiz- + caline

Seen and Heard

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a rounded knoll or a ridge of ice

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