Periderm

The outer corky layer of a plant stem.
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periderm

The outer cork layer of a plant that replaces the epidermis of primary tissues. Cells have their walls impregnated with cutin and suberin.
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Periderm

Per'i·derm noun 1. (Botany) The outer layer of bark. 2. (Zoology) The hard outer covering of hydroids and other marine animals; the perisarc.
Found on http://www.encyclo.co.uk/webster/P/55

periderm

<plant biology> The outer cork layer of a plant that replaces the epidermis of primary tissues. Cells have their walls impregnated with cutin and suberin. ... (18 Nov 1997) ...
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periderm

(per´ĭ-durm″) the outer layer of the bilaminar fetal epidermis; it generally disappears before birth. Called also epitrichium.
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Periderm

• (n.) The hard outer covering of hydroids and other marine animals; the perisarc. • (n.) The outer layer of bark.
Found on http://thinkexist.com/dictionary/meaning/periderm/

periderm

(from the article `tissue`) ...phloem forms along the outer edge of the cambium ring, and secondary xylem (i.e., wood) forms along the inner edge of the cambium ring. The cork ... ...xylem develops on the inner side of the vascular cambium, and secondary phloem develops on the outermost side. A second lateral cambium, called ... [2 r...
Found on http://www.britannica.com/eb/a-z/p/44

periderm

periderm 1. The outer cork layer of a plant that replaces the epidermis of primary tissues. Cells have their walls impregnated with cutin and suberin. 2. The hard outer covering of hydroids and other marine animals; the perisarc. 3. The outermost layer of the epidermis of an embryo or a fetus up to the sixth month of gestation.
Found on http://www.wordinfo.info/words/index/info/view_unit/1610/7

periderm

Outer protective tissue in vascular plants that is produced by the cork cambium and functionally replaces epidermis when it is destroyed during secondary growth. The periderm includes the cork cambium (phellogen) and its products, i.e. cork and secondary cortex (phelloderm).
Found on http://www.daviddarling.info/encyclopedia/P/periderm.html

periderm

Type: Term Pronunciation: per′i-derm, -i-dĕr′mă Definitions: 1. The outermost layer of the epidermis of the embryo and fetus to the sixth month of intrauterine life; desquamated peridermal cells are a considerable component of the vernix caseosa. Synonyms: epitrichium
Found on http://www.medilexicon.com/medicaldictionary.php?t=67001
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