ectoderm

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Because both the brain and skin develop from the same embryonic layer called the ectoderm, the scientists set out to explore how these two systems might be connected.

From Science Daily • Oct. 13, 2025

Surface ectoderm is a dense sheet of epidermal progenitors, which gives rise to the surface covering of the body, such as skin, and the associated features of teeth, hair and fingernails.

From Science Daily • Mar. 4, 2024

Amniotic ectoderm is a single cell layer that forms the membrane surrounding the developing embryo.

From Science Daily • Mar. 4, 2024

The mesoderm is the third germ layer; it forms between the endoderm and ectoderm in triploblasts.

From Textbooks • Jan. 1, 2015

Adhesion between the tentacles and the prey is effected partly by the gummy secretion of the glands of the ectoderm, which is perhaps poisonous as well as adhesive, and partly by the threads.

From Freshwater Sponges, Hydroids & Polyzoa by Annandale, Nelson