Apyrexy

In pathology, apyrexy, or apyrexia (Greek Ancient Greek: απυρεξια, from α-, privative, Ancient Greek: πυρεσσειν, to be in a fever, Ancient Greek: πυρ, fire, fever) is the normal interval or period of intermission in a fever.[1] Also, the absence of a fever.[2]

References

1. Chisholm, Hugh, ed. (1911). "Apyrexia" . Encyclopædia Britannica. 2 (11th ed.). Cambridge University Press. p. 237.
2. The American Heritage Stedman's Medical Dictionary, 2nd Edition