intravenous

adjective

in·​tra·​ve·​nous ˌin-trə-ˈvē-nəs How to pronounce intravenous (audio)
: situated, performed, or occurring within or entering by way of a vein
also : used in or using intravenous procedures
intravenously adverb

Examples of intravenous in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
In hospital or clinical settings, more intensive measures may be used, such as intravenous fluids, cooling blankets or treatments for the underlying cause such as a prescription of antibiotics for bacterial infections. Daryl Austin, USA Today, 14 Oct. 2025 When a scan reveals osteoporosis, depending on its severity, doctors may prescribe oral medications like Fosamax or Actonel, intravenous formulations like Reclast, daily self-injections of Forteo or Tymlos, or twice-annual injections of Prolia. The New York Times News Service Syndicate, San Diego Union-Tribune, 14 Oct. 2025 Treatment requires intravenous administration of ethanol or fomepizole, a specific antidote that blocks methanol’s toxic conversion. Alessandra Freitas, CNN Money, 12 Oct. 2025 Hydration clinics, combined with the growing number of med spas offering intravenous vitamin drips, skin care and cosmetic procedures, have ballooned into a $15 billion wellness industry in recent years, according to the American Med Spa Association. Erika Edwards, NBC news, 6 Oct. 2025 See All Example Sentences for intravenous

Word History

Etymology

International Scientific Vocabulary

First Known Use

circa 1849, in the meaning defined above

Time Traveler
The first known use of intravenous was circa 1849

Cite this Entry

“Intravenous.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/intravenous. Accessed 20 Oct. 2025.

Kids Definition

intravenous

adjective
in·​tra·​ve·​nous ˌin-trə-ˈvē-nəs How to pronounce intravenous (audio)
: being within or entering by way of the veins
intravenous feeding
intravenously adverb

Medical Definition

intravenous

adjective
in·​tra·​ve·​nous ˌin-trə-ˈvē-nəs How to pronounce intravenous (audio)
1
: situated within, performed within, occurring within, or administered by entering a vein
an intravenous feeding
intravenous inflammation
2
: used in intravenous procedures
intravenous needles
an intravenous solution
intravenously adverb

More from Merriam-Webster on intravenous

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