multibirth
/ˈmʌltibaːrθ/Definitions
1. noun
The birth of two or more offspring at the same time, especially in animals.
“The mother gave birth to a set of triplets in a multibirth event that surprised the medical team.”
2. noun
A situation in which two or more products, services, or projects are launched simultaneously.
“The company is planning a multibirth launch for their new smartphone and gaming console.”