IV

Ⅳ U+2163, Ⅳ ROMAN NUMERAL FOUR ← Ⅲ [U+2162] Number Forms Ⅴ → [U+2164]

See also: iv, -iv, ív, and -ív

Translingual

Alternative forms

• iv, IIII, iiii

Etymology 1

One (I) less than five (V)

Numeral

IV

1. A Roman numeral representing four (4).

Symbol

IV

1. Used to indicate an ordinal number; the fourth (common as a name suffix.)
2. (inorganic chemistry) Specifying an oxidation state of 4
3. (music) major subdominant triad

Etymology 2

abbreviation

Initialism

IV

1. (medicine) Intravenous.
2. (statistics) Instrumental variable.

Noun

IV

1. (medicine) An intravenous injection.

Anagrams

• V.I., Vi, vi

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Latin

Etymology 1

Abbreviation

IV

1. Iupiter (English: Jupiter)

Etymology 2

Numeral

IV

1. 4