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IV

The definition of an IV is an abbreviation for intravenous, a procedure where a needle inserted directly into a vein to deliver liquids to the blood stream.

(abbreviation)

An example of an IV is what a nurse would use to give fluids to a severely dehydrated person.

See IV in Webster's New World College Dictionary

noun pl. IVs

a procedure in which a hypodermic needle inserted into a vein provides a continuous supply of blood plasma, nutrients, or medicine directly to the bloodstream
the apparatus used in such a procedure, typically consisting of a bag or bottle containing the fluid, which flows through plastic tubing to the needle

Origin: < i(ntra)v(enous)

intravenous(ly)

See IV in American Heritage Dictionary 4

noun

An apparatus for providing intravenous injections.

Origin:

Origin: From i(ntra)v(enous)

abbreviation