Definiciones
1.AdjectiveCharacterised by paroxysms recurring every other day (that is, every third day by inclusive reckoning).
2.AdjectivePertaining to the mean-tone temperament, in which major thirds are perfectly in tune.
3.NounA tertian fever.
4.NounA cask of a certain size; its volume used as a measure of capacity (one-third of a tun's).
5.NounA Jesuit going through tertianship.