Medicine. Recurring or occurring every day, spec. at twenty-four-hour intervals; (of a disease, esp. malaria) characterized by paroxysms recurring at…

Medicine. Recurring (by inclusive reckoning) every fourth day (i.e. at intervals of approximately seventy-two hours); spec. designating a form of…

Of a fever: Lasting only for a day; ‘ephemeral’.

= quartan, adj. 1a.

Of a fever, esp. malaria: having characteristics of both quotidian and tertian fevers; spec. characterized by paroxysms of fever and chills which…

Of diseases: Beginning and ending in a day.

Recurring at regular intervals; periodic, adj.1 2b.

Of a fever: Conforming to a particular type (see type, n. 4); recurring at regular intervals; intermittent; periodic. ? Obsolete.

Of a fever: recurring (by inclusive reckoning) every seventh day; = septan, adj. Cf. septimane, n. 2.

= ephemeral, n.

Semi-tertian: said of an intermittent fever that combines the symptoms of a quotidian and a tertian fever, consisting of a paroxysm occurring every…

Of a fever: recurring every eighth day (by inclusive reckoning every ninth day).

Recurring (by inclusive reckoning) every fifth day (i.e. at intervals of approximately ninety-six hours); spec. designating fever (in later use…

Of a fever: recurring (by inclusive reckoning) every seventh day (i.e. at intervals of approximately six days). Cf. septimane, adj. 1.

Recurring (by inclusive reckoning) every sixth day; spec. designating fever which recurs in this way.

Of the nature of a quartan fever; of, relating to, or associated with quartan fevers.

Of a fever or (in later use) other disease or condition: characterized by repeated attacks that begin before the previous one has ended. Also…

Medicine and Veterinary Medicine. Of, relating to, or characterized by regularly recurring symptoms; (of symptoms) recurring at regular intervals.

Designating a fever recurring every seventh day (by inclusive reckoning every eighth day).

Pathology. Of a fever: = typic, adj. 2.