ECTODERM

Pronunciation (US):

(GB):

 Dictionary entry overview: What does ectoderm mean? 

• ECTODERM (noun)
  The noun ECTODERM has 1 sense:

1. the outer germ layer that develops into skin and nervous tissue

  Familiarity information: ECTODERM used as a noun is very rare.

 Dictionary entry details 

• ECTODERM (noun)

Sense 1

Meaning:

The outer germ layer that develops into skin and nervous tissue

Classified under:

Nouns denoting animals

Synonyms:

ectoblast; ectoderm; exoderm

Hypernyms ("ectoderm" is a kind of...):

germ layer ((embryology) any of the 3 layers of cells differentiated in embryos following gastrulation)

Hyponyms (each of the following is a kind of "ectoderm"):

neural tube (a tube of ectodermal tissue in the embryo from which the brain and spinal cord develop)

Derivation:

ectodermal; ectodermic (of or relating to the ectoderm)

 Context examples 

Epithelium derived from the ectoderm of the dental lamina.

(Outer Enamel Epithelium, NCI Thesaurus)

A germ cell tumor that arises from the ovary and is composed of tissues that originate from two or three of the following germ layers, endoderm, ectoderm, or mesoderm.

(Ovarian Biphasic or Triphasic Teratoma, NCI Thesaurus)

A teratoma of the ovary composed exclusively or predominantly of a single type of tissue derived from the ectoderm or endoderm.

(Ovarian Monodermal and Highly Specialized Teratoma, NCI Thesaurus)

It is composed exclusively of one of the following tissue types endoderm, ectoderm, or mesoderm.

(Monodermal Testicular Teratoma, NCI Thesaurus)

A rare genetic disorder characterized by mutations in the gene encoding ectodysplasin A. It results in abnormalities in the morphogenesis of the structures originating from the ectoderm.

(Anhidrotic Ectodermal Dysplasia 1, NCI Thesaurus)

The three layers are the ectoderm, the mesoderm, and the endoderm.

(Germ layers, The Titi Tudorancea Bulletin)

It is characterized by the presence of various tissues which correspond to the different germinal layers (endoderm, mesoderm, and ectoderm).

(Ovarian Teratoma, NCI Thesaurus)

A group of inherited disorders characterized by malformations of the structures that derive from the ectoderm, such as hair, teeth, nails and sweat glands.

(Ectodermal Dysplasia, NCI Thesaurus)

It is derived from the ectoderm of the dental lamina and differentiates into ameloblasts that secrete the enamel of the root crown.

(Inner Enamel Epithelium, NCI Thesaurus)

Interdependent positional signaling by the apical ectodermal ridge, the posterior mesenchyme zone of polarizing activity, and the non ridge ectoderm coordinate limb bud outgrowth and patterning, Limb Development, by migrated lateral plate mesoderm and somite cells.

(Limb Development, NCI Thesaurus)