dosage

noun

dos·​age ˈdō-sij 

1

a

: the addition of an ingredient or the application of an agent in a measured dose

b

: the presence and relative representation or strength of a factor or agent

2

a

: dose sense 2

b(1)

: the giving of a dose

(2)

: regulation or determination of doses

3

: an exposure to some experience in or as if in measured portions

Examples of dosage in a Sentence

Recent Examples on the Web

The drug showed mean weight loss of 19.2% with no plateau at a dosage of 6 mg in a 48-week trial. —Alex Knapp, Forbes.com, 16 July 2025

Others are sold with misleading dosage information or fail to disclose all ingredients. —Brian Hopkins, Chicago Tribune, 14 July 2025

High dosages of certain popular supplements can cause dangerous side effects and even death. —Sarah Bence, Verywell Health, 11 July 2025

So can the right dosages of medications such as Ritalin and Adderall. —Daliah Singer, Smithsonian Magazine, 9 July 2025

Word History

First Known Use

circa 1867, in the meaning defined at sense 1a

Rhymes for dosage

• overdosage

Kids Definition

dosage

noun

dos·​age ˈdō-sij 

1

a

: the giving of medicine in doses

b

: the amount of a single dose

2

: the addition or application of a substance in a measured dose

Medical Definition

dosage

noun

dos·​age ˈdō-sij 

1

a

: the addition of an ingredient or the application of an agent in a measured dose

b

: the presence and relative representation or strength of a factor or agent (as a gene)

2

a

: dose sense 1

b(1)

: the giving of a dose

(2)

: regulation or determination of doses