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

This is the maximum dosage recommended per 24 hours. —Emily Kay Votruba, EverydayHealth.com, 8 Jan. 2026

Zinc has been studied at dosages of 45 to 300 mg daily for up to 2 weeks. —Megan Nunn, Verywell Health, 7 Jan. 2026

Epinephrine auto-injectors for anaphylaxis, in adult and pediatric dosages. —Tushara Surapaneni, Chicago Tribune, 4 Jan. 2026

Lowering your zinc dosage and overall intake should help resolve these symptoms. —Kirstyn Hill, Health, 29 Dec. 2025

Word History

First Known Use

1849, 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