Dosage

n.	1.	(Med.) The administration of medicine in doses; specif., a scheme or system of grading doses of medicine according to age, etc.
	2.	The process of adding some ingredient, as to wine, to give flavor, character, or strength.
	3.	same as dose{1}; as, 200 mg q.i.d.
	4.	the quantity of a medicine or other substance given to an animal, expressed as a quantity per body weight; as, use a dosage of 10 milligrams per kilogram
	5.	the quantity of radiation given to or absorbed by an object; as, a maximum dosage of 1 mrad per day is allowed.

Noun

1.

dosage - the quantity of an active agent (substance or radiation) taken in or absorbed at any one time Synonyms: dose

dose, drug, indefinite quantity