What word is used to describe the pushing of liquid into the body over a long period of time?

Question

Quizplus · Accepted Answer

Infusion is the process of pushing liquid into the body over a long period of time, often used for medical purposes such as administering medication or fluids. Instillation refers to the process of dropping liquid into the body, while introduction and intrusion do not specifically refer to the slow and controlled delivery of liquid.

What Word Is Used to Describe the Pushing of Liquid