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
an intravenous injection
also : used in or using intravenous procedures
an intravenous solution
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.
Cutting-edge tech abounds, including machines from the VR training company Icaros that give you a crazy core workout, devices for intravenous ozone therapy, a bed for advanced cell regeneration therapy to repair damaged tissue, and a hell of a lot more. Condé Nast, Condé Nast Traveler, 22 Apr. 2026 Instead, Roberts said that infected patients who do need antibiotics, are kept hospitalized and given intravenous antibiotics over the course of several days. Stephen Underwood, Hartford Courant, 19 Apr. 2026 In a small study of 30 veterans who received ibogaine paired with intravenous magnesium to protect the heart, no serious cardiac events were reported. Jennifer Jacobs, CBS News, 16 Apr. 2026 Available as injectables, intravenous infusions, pills and nasal sprays, the molecules are rumored to help with weight loss, anti-aging and rapid muscle repair. Theara Coleman, TheWeek, 15 Apr. 2026 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 25 Apr. 2026.

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

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