Ii

Roman numeral for two.

II is a Roman numeral representing the number 2.

/iː iː/

II is derived from the Latin word for two.

Ii is a Roman numeral that represents the number two, like how 'II' means two in ancient Rome.

What does Ii mean? It represents the number two
How was it used? Ancient Romans used it in counting and numbering systems
Is it still used today? It is sometimes seen in historical contexts or as a symbol

Roman numerals

historical reference mathematical symbol