Definition

1. Noun:
   • A nonflammable inhalation anesthetic: Halothane is a volatile liquid chemical compound used in medicine to induce and maintain general anesthesia. It is administered by inhalation.
   • A specific pharmacological agent: It is a type of halogenated hydrocarbon known for its efficacy in producing unconsciousness and lack of sensation during surgery.

Usage Examples

• Noun:
  • Halothane was once a commonly used anesthetic in operating rooms.
  • The anesthesiologist carefully monitored the concentration of halothane in the gas mixture.

Advanced Usage

• Clinical Context: Halothane is typically used in a controlled hospital setting by trained anesthesiologists. Its use has declined in many countries due to the availability of newer agents with fewer side effects.
• Historical Context: Halothane represented a significant advancement in anesthetic safety due to its nonflammable nature, compared to earlier, more explosive agents like ether.

Variants and Related Words

• Anesthetic (n): A broader term for any substance that induces anesthesia.
• Inhalation anesthetic (n): A specific class of anesthetics, like halothane, that are breathed in as a vapor or gas.

Synonyms

• General anesthetic: A substance that produces a reversible loss of consciousness and sensation.
• Volatile anesthetic: An anesthetic that evaporates easily at room temperature and is delivered via inhalation.

Important Notes (Not Idioms or Phrasal Verbs)

• Medical Caution: Halothane use is associated with a risk of rare but serious liver toxicity (halothane hepatitis). Its administration requires precise dosing and patient monitoring.
• Chemical Property: As a halogenated compound, halothane is chemically stable and nonflammable, which was a key factor in its historical adoption.

Noun

1. a nonflammable inhalation anesthetic that produces general anesthesia; used along with analgesics and muscle relaxants for many types of surgical procedures