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.
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