O OneWordDaily
AI-generated image
Word of the Day Wednesday, June 10, 2026

blastoderm

/blæˈstɒdərm/ noun · British & US
Valid in UKValid in US
Share WhatsApp

What does blastoderm mean?

noun

The early stage of embryonic development in animals, consisting of a mass of cells that will eventually form the embryo. In some animals, such as birds and reptiles, the blastoderm is a flat disc of cells that will give rise to the embryo.

Example

"The biologist studied the development of the blastoderm in the early stages of chicken embryos."

Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.

Etymologically related

Synonyms for blastoderm

Rhymes with blastoderm