Definition of blastula in English:

blastula

nounPlural blastulae, Plural blastulas ˈblastjʊləˈblæstʃələ

Embryology

An animal embryo at the early stage of development when it is a hollow ball of cells.
〔胚〕囊胚
Example sentencesExamples
- A lot of research has gone into answering that, and determining the earliest stage at which the blastula breaks symmetry.
- Gastrulation in its broadest sense is the reorganization of the cells of the blastula to form a multilayered embryo, the gastrula.
- With time, cells gradually become determined, so that similar cells taken from later-stage blastulas and early gastrulas develop according to their fate at the time of transplantation.
- Embryos treated at lower concentrations showed delayed gastrulation and those treated at higher concentrations developed to blastulae having abnormal blastocoels with excess cells.
- How is it possible that in the past six months, this microscopic blastula has transformed into a being with its own organs, spinal cord and brain?

Origin

Late 19th century: modern Latin, from Greek blastos 'sprout'.

Definition of blastula in US English:

blastula

nounˈblæstʃələˈblasCHələ

Embryology

An animal embryo at the early stage of development when it is a hollow ball of cells.
〔胚〕囊胚
Also called blastosphere
Example sentencesExamples
- Gastrulation in its broadest sense is the reorganization of the cells of the blastula to form a multilayered embryo, the gastrula.
- How is it possible that in the past six months, this microscopic blastula has transformed into a being with its own organs, spinal cord and brain?
- Embryos treated at lower concentrations showed delayed gastrulation and those treated at higher concentrations developed to blastulae having abnormal blastocoels with excess cells.
- A lot of research has gone into answering that, and determining the earliest stage at which the blastula breaks symmetry.
- With time, cells gradually become determined, so that similar cells taken from later-stage blastulas and early gastrulas develop according to their fate at the time of transplantation.

Origin

Late 19th century: modern Latin, from Greek blastos ‘sprout’.

词汇	blastula
释义	Definition of blastula in English: blastula nounPlural blastulae, Plural blastulas ˈblastjʊləˈblæstʃələ Embryology An animal embryo at the early stage of development when it is a hollow ball of cells. 〔胚〕囊胚 Example sentencesExamples A lot of research has gone into answering that, and determining the earliest stage at which the blastula breaks symmetry. Gastrulation in its broadest sense is the reorganization of the cells of the blastula to form a multilayered embryo, the gastrula. With time, cells gradually become determined, so that similar cells taken from later-stage blastulas and early gastrulas develop according to their fate at the time of transplantation. Embryos treated at lower concentrations showed delayed gastrulation and those treated at higher concentrations developed to blastulae having abnormal blastocoels with excess cells. How is it possible that in the past six months, this microscopic blastula has transformed into a being with its own organs, spinal cord and brain? Origin Late 19th century: modern Latin, from Greek blastos 'sprout'. Definition of blastula in US English: blastula nounˈblæstʃələˈblasCHələ Embryology An animal embryo at the early stage of development when it is a hollow ball of cells. 〔胚〕囊胚 Also called blastosphere Example sentencesExamples Gastrulation in its broadest sense is the reorganization of the cells of the blastula to form a multilayered embryo, the gastrula. How is it possible that in the past six months, this microscopic blastula has transformed into a being with its own organs, spinal cord and brain? Embryos treated at lower concentrations showed delayed gastrulation and those treated at higher concentrations developed to blastulae having abnormal blastocoels with excess cells. A lot of research has gone into answering that, and determining the earliest stage at which the blastula breaks symmetry. With time, cells gradually become determined, so that similar cells taken from later-stage blastulas and early gastrulas develop according to their fate at the time of transplantation. Origin Late 19th century: modern Latin, from Greek blastos ‘sprout’.
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