Dicostalia is a medical term used to describe congenital malformation involving the ribs. It is pronounced /ˌdɪkɒˈsteɪliə/ with stress on the second syllable. The word comes from the Greek 'di-', meaning two, 'costal', meaning relating to the ribs, and '-ia', meaning diseased condition or state. The spelling of dicostalia follows the Greek root with the use of the prefix 'di-' and the suffix '-ia'. This term is commonly used in medical literature to describe a specific rib abnormality, highlighting the importance of precise language in patient care.