Definition

Noun: A substance, specifically a gas or volatile liquid, that produces a state of general anesthesia (unconsciousness, loss of sensation, and muscle relaxation) when its vapors are breathed into the lungs.

Usage

This term is used in medical and clinical contexts to describe a category of anesthetic agents administered via the respiratory tract. It is a technical compound noun.

Examples

• Modern surgery often uses inhalation anesthetics like sevoflurane.
• The anesthesiologist selected an appropriate inhalation anesthetic for the procedure.
• Nitrous oxide is a well-known inhalation anesthetic.

Advanced Usage

• The term is often contrasted with or .
• It can be used attributively (as a noun modifier) in phrases like "inhalation anesthetic agent" or "inhalation anesthetic technique."

Variants and Related Words

• Inhalation anaesthetic: The British English spelling variant.
• Inhalational anesthetic: A less common variant, emphasizing the mode of administration.
• General anesthetic: A broader category that includes both inhalation and intravenous agents.
• Volatile anesthetic: A closely related term often used synonymously, though it technically refers to liquid agents that vaporize for inhalation.

Synonyms

• General anesthetic (when context specifies inhalation)
• Volatile anesthetic
• Gas anesthetic

Antonyms

• Local anesthetic
• Intravenous anesthetic
• Topical anesthetic

Related Phrases

• Administer an inhalation anesthetic: To deliver the anesthetic gas to a patient.
• Induction with inhalation anesthetic: The process of initiating anesthesia by having the patient breathe the anesthetic gas.

Noun

1. a gas that produces general anesthesia when inhaled