The anterior fontanelle, also known as the bregma, is a soft spot on the skull of a baby that connects the skull bones. In medical terms, it is a significant landmark for doctors and pediatricians to determine the growth and development of a baby's brain. However, the anterior fontanelle has a few synonyms that can be used interchangeably, including cranial fontanelle, frontal fontanelle, and bregmatic fontanelle. These synonyms are commonly used in medical literature and discussions of infant development. It is essential to understand these synonyms as they can help healthcare professionals communicate efficiently and effectively with their colleagues and patients.