analgesia

noun

1. (countable, uncountable)The inability to feel pain.

   “epidural analgesia”

2. (countable, uncountable)A process of temporarily reducing the ability to feel pain; the provision of this service.

   “This office procedure is quick and straightforward, but it does require some analgesia.”

3. (broadly, countable, metonymically, often, proscribed, uncountable)A medication that performs this action: one that relieves pain.

   “apply an analgesia”

   “She was able to take analgesia orally.”

   “Most physical distress yields to some analgesia—not so depression.”