dose

1 of 2

noun

ˈdōs 

1

a

: the measured quantity of a therapeutic agent to be taken at one time

b

: the quantity of radiation administered or absorbed

2

: a portion of a substance added during a process

3

: an amount of something likened to a prescribed or measured quantity of medicine

a daily dose of hard work

a dose of scandal

4

: a gonorrheal infection

dose

2 of 2

verb

dosed; dosing

transitive verb

1

: to give a dose to

especially : to give medicine to

2

: to divide into doses

dose a medicine

3

: to treat with an application or agent

Examples of dose in a Sentence

Noun

I've been taking the same dose for five years.

a large dose of vitamin C

The drug is lethal even in small doses.

a large dose of sugar

a high dose of radiation

Her parents hoped a daily dose of hard work would keep her out of trouble.

He needs a good dose of reality.

Verb

Most patients are dosed at 50 milligrams per day.

Recent Examples on the Web

Noun

About 50,000 doses are intended for front-line and health workers, while 20,000 doses will be used in a clinical trial to study whether the vaccine protects against Bundibugyo virus. — Arkansas Online, 20 Sep. 2026

Amal Clooney is closing out summer with a major dose of dopamine dressing. — Lara Walsh, InStyle, 19 Sep. 2026

Verb

Following the manufacturer’s dosing instructions cuts both detergent use and packaging waste. — Ryan Brennan, Sacbee.com, 25 Sep. 2026

The company said initial results showed the chips could withstand a total ionizing radiation dose greater than what they would be expected to receive during a five-year space mission. — Neetika Walter, Interesting Engineering, 24 Sep. 2026

Word History

Etymology

Noun

Middle English, from Middle French, from Late Latin dosis, from Greek, literally, act of giving, from didonai to give — more at date

First Known Use

Noun

15th century, in the meaning defined at sense 1a

Verb

1654, in the meaning defined at sense 1

Phrases Containing dose

• a taste/dose of someone's own medicine
• booster dose
• micro-dose

Rhymes for dose

• gros
• rowse
• adios
• adipose
• amylose
• bellicose
• cellulose
• centavos
• comatose
• diagnose
• grandiose
• granulose

Kids Definition

dose

1 of 2 noun

ˈdōs 

1

a

: the measured amount of a medicine to be taken at one time

b

: the quantity of radiation given or absorbed

2

: a portion of a substance added during a process

3

: an experience to which one is exposed

a dose of hard work

dose

2 of 2 verb

dosed; dosing

1

: to give medicine to

2

: to treat with something

Medical Definition

dose

1 of 2 noun

ˈdōs 

1

a

: the measured quantity of a therapeutic agent to be taken at one time

b

: the quantity of radiation administered or absorbed

2

: a gonorrheal infection

dose

2 of 2 verb

dosed; dosing

transitive verb

1

: to divide (as a medicine) into doses

2

: to give a dose to

especially : to give medicine to

3

: to treat with an application or agent

intransitive verb

: to take medicine

he is forever dosing but he gets worse