pericycle

[ per-uh-sahy-kuhl ]

noun

, Botany.

1. the outermost cell layer of the stele in a plant, frequently becoming a multilayered zone.

pericycle

/ -ˈsɪk-; ˌpɛrɪˈsaɪklɪk; ˈpɛrɪˌsaɪkəl /

noun

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

pericycle

/ pĕr′ĭ-sī′kəl /

1. 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.

Derived Forms

• pericyclic, adjective

Word History and Origins

Origin of pericycle¹

From the Greek word períkyklos, dating back to 1890–95. See peri-, cycle

Word History and Origins

Origin of pericycle¹

C19: from Greek perikuklos

Example Sentences

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

From Project Gutenberg

The irritated pericycle and cortex then grow and form nodules of soft juicy root-tissue at which the insect continues to suck.

From Project Gutenberg

The number of xylem groups is fairly large and the development of the xylem is from the pericycle towards the centre of the stele.

From Project Gutenberg