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nepionic

adjective
  1. zoology of or relating to the juvenile period in the life cycle of an organism
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Examples from the Web for nepionic

Historical Examples

  • These first whorls of embryonic growth are usually referred to as the nepionic whorls.

    The Sea-beach at Ebb-tide

    Augusta Foote Arnold

  • Nepionic: that stage of development immediately succeeding the embryonic; proposed as a substitute for larval.