intravenous

adjective

in·​tra·​ve·​nous ˌin-trə-ˈvē-nəs 

: 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

The extensive infection would ideally be combated by intravenous delivery of a powerful anti-parasitic. —ArsTechnica, 20 June 2025

If iron is low — or even borderline low — oral iron supplements or intravenous iron infusions may help, Winkelman added. —Madeline Holcombe, CNN Money, 11 June 2025

Phil Tippett: Mine started with lots of coffee — intravenous coffee. —Jeff Spry, Space.com, 21 May 2025

Stem cell injections into joints— which are still considered experimental—start at $16,500, while an intravenous (IV) treatment is $25,000. —Mike Dojc, Forbes.com, 24 Apr. 2025

Word History

Etymology

International Scientific Vocabulary

First Known Use

circa 1849, in the meaning defined above

Phrases Containing intravenous

• intravenous immune globulin
• intravenous immunoglobulin

Rhymes for intravenous

• salvelinus
• arteriovenous
• cleanness
• freeness
• genus
• minas
• penis
• venous
• venus
• dominus
• fraxinus
• lupinus

Kids Definition

intravenous

adjective

in·​tra·​ve·​nous ˌin-trə-ˈvē-nəs 

: 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 

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