Lobstein Disease, also known as Osteogenesis Imperfecta (OI), is a genetic disorder characterized by fragile bones and a propensity for fractures. Synonyms for this condition are useful to expand our knowledge and facilitate effective communication. Firstly, "brittle bone disease" encompasses the nature of fragile bones in affected individuals. Another term, "glass bone disease", vividly describes the extreme delicacy of the skeletal structure. Furthermore, "crystal bone syndrome" and "fragilitas ossium" offer alternative ways to refer to this condition in scientific and medical contexts, respectively. Recognizing these synonyms enhances our understanding of Lobstein Disease, contributing to clarity and precision in both academic discussions and conversations with healthcare providers.