[ per-uh-sahy-kuhl ]
/ ˈpɛr əˌsaɪ kəl /
Save This Word!

noun Botany.
the outermost cell layer of the stele in a plant, frequently becoming a multilayered zone.
Smoothly step over to these common grammar mistakes that trip many people up. Good luck!
Question 1 of 7
Fill in the blank: I can’t figure out _____ gave me this gift.

Origin of pericycle

From the Greek word períkyklos, dating back to 1890–95. See peri-, cycle
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use pericycle in a sentence

  • I am pointing now to the south side of Main Street, approximately in front of the concrete pylon of the south pericycle structure.

    Warren Commission (5 of 26): Hearings Vol. V (of 15)|The President's Commission on the Assassination of President Kennedy
  • The irritated pericycle and cortex then grow and form nodules of soft juicy root-tissue at which the insect continues to suck.

    Disease in Plants|H. Marshall Ward
  • The number of xylem groups is fairly large and the development of the xylem is from the pericycle towards the centre of the stele.

    A Handbook of Some South Indian Grasses|Rai Bahadur K. Ranga Achariyar

British Dictionary definitions for pericycle

/ (ˈpɛrɪˌsaɪkəl) /

a layer of plant tissue beneath the endodermis: surrounds the conducting tissue in roots and certain stems

Derived forms of pericycle

pericyclic (ˌpɛrɪˈsaɪklɪk, -ˈsɪk-), adjective

Word Origin for pericycle

C19: from Greek perikuklos
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

Scientific definitions for pericycle

[ pĕrĭ-sī′kəl ]

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 © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.