2. Noun. (obsolete medicine) Such a fever ¹
¹ Source: wiktionary.com
Definition of Sextan
1. a recurrent malarial fever [n -S]
Medical Definition of Sextan
1. Denoting a malarial fever the paroxysms of which recur every sixth day, counting the day of the episode as the first; i.e., with a four-day asymptomatic interval. Origin: L. Sextus, sixth (05 Mar 2000)