dose

noun
\ˈdōs \

Definition of dose 

(Entry 1 of 2)

1a : 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

verb
dosed; dosing

Definition of dose (Entry 2 of 2)

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.
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Recent Examples on the Web: Noun

And don’t forget the sunscreen—a daily dose of SPF 30 will keep skin covered, even on cold, cloudy days. Jenna Rennert, Vogue, "The Definitive Guide to Preventing Dry Skin—From a Top Dermatologist," 26 Oct. 2018 Treatment for hypothyroidism involves taking a daily dose of a synthetic replacement for thyroid hormone called levothyroxine, the NIDDK explains. Carolyn L. Todd, SELF, "7 Reasons You Might Be Feeling Cold All the Time," 16 Oct. 2018 Reports of its bankruptcy have come with an equal dose of financial metrics and nostalgia over its giraffes-and-Hasbro-goods-stuffed halls. Polina Marinova, Fortune, "Term Sheet -- Tuesday, July 10," 10 July 2018 Music is a passion point for our young, multicultural audience and who better to provide a daily dose of the biggest names in music entertainment and breaking pop culture news than radio icon Big Boy. Gail Mitchell, Billboard, "Fuse Media and iHeartMedia to Televise 'Big Boy's Neighborhood' Radio Show: Exclusive," 9 July 2018 But this treatment also requires that patients take a daily dose of aspirin. Sandra G. Boodman, Washington Post, "Her doctor said she had the flu. It took years to find the real, and strange, illness.," 23 June 2018 How to eat them One simple way to work in a daily dose of vitamin C is to drink lemon water, either chilled or warm. Alexandra Sifferlin, Time, "11 Best Foods For Your Immune System," 19 June 2018 Frequent cancer screening and preventative surgery may help in reducing the risk of developing cancer for those with Lynch syndrome, and taking a daily dose of aspirin has been shown to help. Jason Duaine Hahn, PEOPLE.com, "Son Fulfills Dying Mom’s Wish By Having His High School Graduation in the Hospital," 11 May 2018 This could include hormonal and non-hormonal therapies, such as low-dose birth control, SSRIs (a form of antidepressants), and both prescriptive and over-the-counter treatments for vaginal dryness, according to the Office on Women's Health. Colleen Stinchcombe, Woman's Day, "How Long Does Menopause Last?," 6 Sep. 2018

Recent Examples on the Web: Verb

Patients of aversion therapy were also sometimes dosed with nausea-inducing drugs, Dr. Haldeman says. Chelsea Greenwood Lassman, Teen Vogue, "How Gay Conversion Therapy Came to Be, and How It Persists Today," 7 Aug. 2018 An emergency feeding plan to get live fish into her also dosed with medicine is still in the works. Lynda V. Mapes, The Seattle Times, "Researchers to try to treat ailing orca J50 for worms," 20 Aug. 2018 By the same logic, dosing prisoners with paralytics can also make executions less traumatic for witnesses. Robbie Gonzalez, WIRED, "The Untested Drugs at the Heart of Nevada's Execution Controversy," 11 July 2018 The historical detail is well dosed, and the narrative delivers on its portents. Michael Owen, New York Times, "A Tale of Soviet-Era Bucharest Probes the Ties Between Writer and Muse," 2 Mar. 2018 The woman clearly had either a super-high tolerance or a keen eye for dosing. Marian Bull, GQ, "Stoner Food Has Gotten Fully Baked," 7 June 2018 Unfortunately, 20 percent of public pools and hot tubs aren’t properly dosed with disinfectant. Fiza Pirani, ajc, "CDC warns pools, hot tubs and water parks are hotbed for disease outbreaks," 22 May 2018 If that product is approved, American scientists will finally have a relatively easy, legal way to test the effects of dosed THC for many disorders. Fred Vogelstein, WIRED, "The FDA Approved Its First Cannabis Drug. What Next?," 27 June 2018 Strangers offered strangers swigs from jugs of wine or juice, many of which turned out to be dosed with LSD. James Sullivan, BostonGlobe.com, "Recalling Altamont as a crime story," 12 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'dose.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of dose

Noun

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

Verb

1654, in the meaning defined at sense 1

History and Etymology for dose

Noun

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

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Statistics for dose

Last Updated

4 Dec 2018

Look-up Popularity

Time Traveler for dose

The first known use of dose was in the 15th century

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More Definitions for dose

dose

noun

English Language Learners Definition of dose

 (Entry 1 of 2)

: the amount of a medicine, drug, or vitamin that is taken at one time

: an amount of a substance

: an amount of something that a person experiences

dose

verb

English Language Learners Definition of dose (Entry 2 of 2)

: to give a dose of medicine to (someone or something)

: to give an amount of a substance to (someone or something)

: to add something to (something)

dose

noun
\ˈdōs \

Kids Definition of dose

 (Entry 1 of 2)

: a measured amount to be used at one time a dose of medicine

dose

verb
dosed; dosing

Kids Definition of dose (Entry 2 of 2)

: to give medicine to

dose

noun
\ˈdōs \

Medical Definition of dose 

(Entry 1 of 2)

1a : 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

verb
dosed; dosing

Medical Definition of dose (Entry 2 of 2)

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

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More from Merriam-Webster on dose

Rhyming Dictionary: Words that rhyme with dose

Spanish Central: Translation of dose

Nglish: Translation of dose for Spanish Speakers

Britannica English: Translation of dose for Arabic Speakers

Britannica.com: Encyclopedia article about dose

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