IV
From Wikipedia, the free encyclopedia.

IV may refer to:

• In medicine, an acronym for intravenous, as in "IV drip" (or simply "IV") for intravenous drip, or "IV drug use" for intravenous drug use
• In cryptography, an acronym for initialization vector
• IV is also the Roman numeral for 4

The original article can be found at: http://en.wikipedia.org/wiki/IV.
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