Webster’s Revised Unabridged Dictionary · 1913
Temperature
Tem′per·a·ture, n. (Physiol. & Med.) The degree of heat of the body of a living being, esp. of the human body; also (Colloq.), loosely, the excess of this over the normal (of the human body 98°-99.5° F., in the mouth of an adult about 98.4°).