quartan
adjEtymology From Anglo-Norman quartaine, Old French quartaine, from Latin quartāna (short for febris quartana), noun use of feminine form of quartānus (“recurring every four days”), from quartus (“fourth”).
Medicine, Sciences Recurring every four days; especially in designating a form of malaria with such symptoms.
- Pork, of all meats, is[…]naught for queasy stomachs, insomuch that frequent use of it may breed a quartan ague.1621, Democritus Junior [pseudonym; Robert Burton], The Anatomy of Melancholy, […], Oxford, Oxfordshire: […] John Lichfield and Iames Short, for Henry Cripps, →OCLC, page 218: