definition of
infusion

[1] #1 infusion n. [extract] a solution obtained by steeping or soaking a substance (usually in water). wn

[2] #2 infusion n. the process of extracting certain active properties (as a drug from a plant) by steeping or soaking (usually in water). wn

[3] #3 infusion n. (medicine) the passive introduction of a substance (a fluid or drug or electrolyte) into a vein or between tissues (as by gravitational force). wn

[4] #4 infusion n. the act of infusing or introducing a certain modifying element or quality; "the team's continued success is attributable to a steady infusion of new talent". wn