plastochron

noun plas·to·chron \ˈplastəˌkrän\

Definition of plastochron

plural

-s

  1. :  a unit of time corresponding to the interval between two successive similar, periodically repeated events (as the emergence of leaf primordia at any two successive nodes in a stem apex)

plastochronic

adjective

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Origin and Etymology of plastochron

plasto- + Greek chronos time


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the point at which something begins

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