Mid 17th century; earliest use found in Robert Lovell (?1630–1690), naturalist. From classical Latin suppūrant-, suppūrāns, present participle of suppūrāresuppurate.
Definition of suppurant in US English:
suppurant
nounˈsʌpjʊrənt
Medicine rare
Suppurative.
adjectiveˈsʌpjʊrənt
Medicine rare
Suppurative.
Origin
Mid 17th century; earliest use found in Robert Lovell (?1630–1690), naturalist. From classical Latin suppūrant-, suppūrāns, present participle of suppūrāre suppurate.