1. quintan - Noun
2. quintan - Adjective
Occurring as the fifth, after four others also, occurring every fifth day, reckoning inclusively; as, a quintan fever.
An intermittent fever which returns every fifth day, reckoning inclusively, or in which the intermission lasts three days.
Source: Webster's dictionaryHowever, according to Diario Por Esto de Quintan a Roo, a Mexican newspaper, in its headlines for this weekend, it states that Belizean police has made no attempt to get Mexican cooperation on finding Castillo. Source: Internet