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Definition of Iv
1. Adjective. Being one more than three.
2. Noun. The cardinal number that is the sum of three and one.
Exact synonyms: 4, Four, Foursome, Little Joe, Quadruplet, Quartet, Quatern, Quaternary, Quaternion, Quaternity, Tetrad
Generic synonyms: Digit, Figure
Generic synonyms: Digit, Figure
3. Noun. Administration of nutrients through a vein.
Definition of Iv
1. Cardinal number. A Roman numeral representing four (4). ¹
2. Abbreviation. Used to indicate an ordinal number; the fourth (common as a name suffix.) ¹
3. Initialism. (medicine) intravenous Intravenous. ¹
4. Initialism. (statistics) instrumental variable Instrumental variable. ¹
5. Noun. (medicine) An intravenous injection. ¹
¹ Source: wiktionary.com
Medical Definition of Iv
1. Within or into a vein. (27 Sep 1997)