phlogistic
Inflammatory; pertaining to inflammations and fevers.
Pertaining to or containing phlogiston.
historical
His experiments, with their phlogistic explanations, led him to believe that the only distinct species of air were the fixed, alkaline, and acid.
Burning, fiery.
obsolete
Where it comes from
From Ancient Greek φλογιστός (phlogistós, “flammable”), from φλόξ (phlóx, “flame”); in chemistry sense reinforced by phlogist(on) + -ic.
Adapted from the Wiktionary entry phlogistic (CC BY-SA 4.0).