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triradiate

or tri·ra·di·at·ed

[trahy-rey-dee-it, -eyt or trahy-rey-dee-ey-tid]
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adjective
  1. having three rays or raylike processes.
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Origin of triradiate

1840–50; tri- + radiate (adj.)
Related formstri·ra·di·ate·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for triradiate

triradiate

adjective
  1. biology having or consisting of three rays or radiating branches
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Derived Formstriradiately, adverb
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