pericycle

[per-uh-sahy-kuhl]

per·i·cy·cle

[per-uh-sahy-kuhl]
noun Botany.
the outermost cell layer of the stele in a plant, frequently becoming a multilayered zone.

Origin:
1890–95; < Greek períkyklos. See peri-, cycle
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Pericycle is always a great word to know.
So is green algae. Does it mean:
organisms having pairs of homologous chromosomes
group of mostly aquatic eukaryotic organisms which conduct photosynthesis and make their own food
Collins
World English Dictionary
pericycle (ˈpɛrɪˌsaɪkəl)
 
n
a layer of plant tissue beneath the endodermis: surrounds the conducting tissue in roots and certain stems
 
[C19: from Greek perikuklos]
 
pericyclic
 
adj

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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American Heritage
Science Dictionary
pericycle   (pěr'ĭ-sī'kəl)  Pronunciation Key 
A layer of nonvascular tissue that surrounds the vascular tissues in the roots of plants and is in turn surrounded by the endodermis. New lateral roots begin growth from the pericycle.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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