In medicine terms the difference between apyrexial and apyrexia
is that apyrexial is relating to apyrexy while apyrexia is the absence or intermission of fever.
As an adjective apyrexial
is relating to apyrexy.
As a noun apyrexia is
the absence or intermission of fever.
apyrexial
English
Adjective
(
-)
(medicine) Relating to apyrexy.
- Apyrexial period. — Brande & C.
(
Webster 1913)