Blastocoelic refers to the fluid-filled cavity that arises during embryonic development in some animals. Synonyms for this term include blastocystic cavity, coelom, and blastocele. Other related terms include the blastula, which is the early stage in embryonic development that leads to the formation of the blastocoel. Some examples of animals that have a blastocoelic cavity include amphibians, fish, and birds. Understanding the biology of blastocoelic development is important for studying animal development and evolution, as well as for understanding the causes and treatment of certain genetic disorders. Alternative terms for blastocoelic are often used in different scientific disciplines, depending on the specific context and area of study.