a. (sb.) Med. Now rare or Obs. [ad. Gr. θερμαντικός, f. θερμαίνειν to heat. Cf. F. thermantique (15th c. in Hatz.-Darm.).] That promotes warmth; heating, calefacient.
1748. trans. Renatus Distemp. Horses, 175. The Animal must be warmed with thermantick Drenches.
1768. [W. Donaldson], Life Sir B. Sapskull, II. xii. 81. He then pulled out of his pocket a large phial of thermantic ingredients, which he had prepared the night before.
1860. Mayne, Expos. Lex., Thermanticus, promoting warmth; thermantic.
B. as sb. A heating medicine, a calefacient.
1706. Phillips (ed. Kersey), Thermanticks, Medicines that cause Heat.