"Pneumococcal" is a medical term that is often used to describe bacteria that can cause illnesses such as pneumonia, meningitis, and ear infections. There are many synonyms for this term, which vary depending on the specific type of illness being referred to. Some examples include streptococcus pneumonia, pneumococcus, and pneumococci. Other terms that may be used to describe these bacteria include gram-positive cocci, encapsulated bacteria, and alpha-hemolytic streptococci. It is important to know these synonyms in a medical setting to ensure clear communication between healthcare professionals.