Which prefix would you use to denote something that is lower than normal?

The prefix that denotes something is lower than normal is "hypo-." This prefix originates from the Greek word meaning "under" or "below." In medical terminology, it signifies a deficiency or a state that is below the expected or normal level. For instance, "hypoglycemia" refers to lower-than-normal blood sugar levels, highlighting how this prefix effectively indicates a reduction.

Understanding the meanings of prefixes like "hypo-" is crucial for those in the medical field, as they provide essential information about patient conditions. This knowledge helps professionals communicate effectively and make accurate assessments based on the terminology used in diagnoses or treatments.