Which term means "pain" in medical terminology?

The term that denotes "pain" in medical terminology is indeed represented by the suffix "-algia." This suffix is derived from the Greek word "algos," which means pain. It is commonly used in various medical terms to indicate discomfort or pain associated with a specific body part or system. For example, "neuralgia" refers to pain along the course of a nerve, while "fibromyalgia" signifies pain in the musculoskeletal system along with fatigue and other symptoms.

The other options, while related to different medical concepts, do not refer to pain:

• "-lepsy" relates to seizures or convulsions, commonly seen in terms like "epilepsy."

• "-emia" pertains to blood conditions, as seen in terms like "anemia," which describes a deficiency of red blood cells.

• "-itis" indicates inflammation, such as in "arthritis," which means inflammation of the joints.

Thus, "-algia" is the correct suffix that directly communicates the concept of pain in medical terminology.