Archigastrula is a term that is commonly used in the field of biology, particularly in embryology. It is a term that refers to the earliest stage of development of an embryo, which is characterized by the formation of a gastrula. In this article, we will discuss the definition and meaning of archigastrula, its origins, and its associations in different dictionaries.
Definitions
Archigastrula is defined as the earliest stage of development of an embryo, which is characterized by the formation of a gastrula. The gastrula is a hollow, spherical structure that forms during the early stages of embryonic development. It is formed when the blastula, a single-layered ball of cells, folds inward to form a two-layered structure.
Origin
The term archigastrula is derived from the Greek words “arche,” which means beginning or origin, and “gastrula,” which refers to the hollow, spherical structure that forms during the early stages of embryonic development. The term was first used in the early 20th century by embryologists to describe the earliest stage of embryonic development.
Meaning in different dictionaries
The term archigastrula is not commonly found in most dictionaries. However, in some specialized dictionaries, such as the Dictionary of Developmental Biology and Embryology, it is defined as the earliest stage of embryonic development.
Associations
Archigastrula is associated with embryonic development, particularly with the formation of the gastrula. It is also associated with the early stages of animal development, as the gastrula is a key structure in the formation of the germ layers that give rise to the different tissues and organs of the body.
Synonyms
There are no commonly used synonyms for archigastrula, as it is a term that is specific to embryonic development.
Antonyms
There are no commonly used antonyms for archigastrula, as it is a term that is specific to embryonic development.
The same root words
The root words of archigastrula are “arche,” which means beginning or origin, and “gastrula,” which refers to the hollow, spherical structure that forms during the early stages of embryonic development. These words are also used in other terms related to embryonic development, such as archenteron, which refers to the primitive gut that forms during gastrulation.
Example Sentences
- The archigastrula is the earliest stage of embryonic development, characterized by the formation of a gastrula.
- During gastrulation, the blastula folds inward to form a two-layered structure, which is known as the archigastrula.
- The archigastrula is a key structure in the formation of the germ layers that give rise to the different tissues and organs of the body.