See also coffee, tea, tisane.
An infusion in medicine is when a person is attached to a device (a drip) that constantly delivers a liquid into their bloodstream.
... 3.07. In the town the population is spread out with 22.3% under the age of 18, 6.7% from 18 to 24, 28.0% from 25 to 44, 25.8% from 45 to 64, and 17.2% who are 65 years of ...