quartan quart • quartane · · · Info · Definitions · Characters · · quartan · · Text Latin · · Script 7 · · Length Definitions · · · (noun) a malarial fever that recurs every fourth day. · · Noun Definition 1 (adj) occurring every fourth day (especially the fever and weakness of malaria). Example: "Quartan malaria." · · Adjective Definition 1 Characters · · a latin small letter a U+0061 n latin small letter n U+006E q latin small letter q U+0071 r latin small letter r U+0072 t latin small letter t U+0074 u latin small letter u U+0075