1, The full form of CPI is Communist Party of India. It’s used on Governmental ,Politics in India

The Communist Party of India (CPI) is a national political party in India.

2, The full form of CPI is Consumer Price Index. It’s used on Business ,Business Terms in United States

A Consumer Price Index (CPI) measures changes in the price level of consumer goods and services purchased by households. The CPI, in the United States is defined by the Bureau of Labor Statistics as “a measure of the average change over time in the prices paid by urban consumers for a market basket of consumer goods and services.”

3, The full form of CPI is Consumer Price Index. It’s used on Business ,Business Terms in United Kingdom

The Consumer Price Index (CPI) is the official measure of inflation of consumer prices of the United Kingdom. It is also called the Harmonised Index of Consumer Prices (HICP).

4, The full form of CPI is Characters Per Inch. It’s used on Technology ,Specifications & Standards in Worldwide

Pitch, or CPI (Characters Per Inch), refers to the number of characters that fit within a one inch linear space. This can change depending on the width or length of the font being used.