periderm

[ per-i-durm ]

noun

1. Botany. the cork-producing tissue of stems together with the cork layers and other tissues derived from it.
2. Embryology. epitrichium.

periderm

/ ˈpɛrɪˌdɜːm /

noun

1. the outer corky protective layer of woody stems and roots, consisting of cork cambium, phelloderm and cork

periderm

/ pĕr′ĭ-dûrm′ /

1. The outer, protective layers of tissue of woody roots and stems, consisting of the cork cambium and the tissues produced by it.
2. See more at cork cambium

Derived Forms

• ˌperiˈdermal, adjective

Other Words From

• peri·dermal peri·dermic adjective

Word History and Origins

Origin of periderm¹

From the New Latin word peridermis, dating back to 1830–40. See peri-, -derm

Word History and Origins

Origin of periderm¹

C19: from New Latin peridermis

Example Sentences

The development and configuration of the cork cells may change periodically during the formation of periderm.

From Project Gutenberg

When in this manner a continuous layer of cork arises, steadily increasing from the inside, it is termed “periderm.”

From Project Gutenberg

As the epidermis is at first replaced by the periderm, so in turn is this replaced by cork (the dead tissue).

From Project Gutenberg