Which of the following terms refers to a method of reducing fever?

The term "antipyretic" specifically refers to substances that are used to reduce fever. These medications work by acting on the hypothalamus in the brain, which regulates body temperature. By inhibiting the production of certain chemicals that promote fever in response to infection or illness, antipyretics help bring the body’s temperature back to its normal range.

In contrast, analgesics are drugs primarily aimed at relieving pain, without necessarily affecting body temperature. Antiseptics are substances that prevent the growth of disease-causing microorganisms on living tissues or in inanimate objects, and antibiotics are designed to kill or inhibit the growth of bacteria, thus not specifically targeting fever management. This clear distinction in purpose underscores why antipyretic is the correct answer when looking for a method to alleviate fever.