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

It's typically measured in international units (IU) or micrograms (mcg), and dosages aren't broken down by vitamin D type. —Lindsey Desoto, Health, 24 Nov. 2025

Philipponnat Royal Reserve Non-Dosé, $75 – So versatile, this zero dosage Champagne of 67% pinot noir, 31% chardonnay and 2% pinot meunier, accompanies everything from sushi and light Asian dishes to vegetable tempura, caviar and brie. —Laura Ness, Mercury News, 23 Nov. 2025

Speak with a healthcare provider before starting any supplements since your age, diet, training type, training intensity, medications, and health status might change dosage recommendations. —Stephanie Brown, Verywell Health, 21 Nov. 2025

Ouatts was given a higher dosage pain killer, which helped briefly. —Alyce Collins, MSNBC Newsweek, 15 Nov. 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