quartan
n. நான்காம் நாடோ றும் விட்டுவிட்டு வ இசிவு,காய்ச்சல் வகை.
Quar"tan, a. Etym: [F. quartain, in fièvre quartaine, L. quartanus, fr. quartus the fourth. See Quart.] Defn: Of or pertaining to the fourth; occurring every fourth day, reckoning inclusively; as, a quartan ague, or fever. Quar"tan, n. 1. (Med.) Defn: An intermittent fever which returns every fourth day, reckoning inclusively, that is, one in which the interval between paroxysms is two days. 2. A measure, the fourth part of some other measure.