1) General anesthetic 2) Inhalation anaesthetic 3) Inhalation anesthetic 4) Inhalation general anesthetic 
nonflammable, volatile, liquid drug introduced into medicine in the 1950s and used as a general anesthetic. Halothane rapidly achieved acceptance and ... [1 related articles]
<chemical> A nonflammable, halogenated, hydrocarbon anaesthetic that provides relatively rapid induction with little or no excitement. Analgesia may not be adequate. Nitrous oxide is often given concomitantly. Because halothane may not produce sufficient muscle relaxation, supplemental neuromuscular blocking agents may be required. ... Pharma...
(hal´o-thān) an inhalational anesthetic used for induction and maintenance of general anesthesia.
(= 2-bromo-2-chloro-1,1,1-trifluorethane) Widely used volatile anaesthetic given by inhalation.
[n] - a nonflammable inhalation anesthetic that produces general anesthesia
noun a nonflammable inhalation anesthetic that produces general anesthesia; used along with analgesics and muscle relaxants for many types of surgical procedures