WPI

WPI may refer to:

Organizations

• Whittemore Peterson Institute, performs research into chronic fatigue syndrome
• Worcester Polytechnic Institute, a private research university in Worcester, Massachusetts, US
• Worker-communist Party of Iran, a political party

Other uses

• Whey protein isolate, a dietary supplement created by filtering milk protein
• Wholesale price index, the price of a representative basket of wholesale goods
• Work Personality Index, a psychometric assessment
• Wraps per inch, a measure of thickness of yarn

See also

• Derwent World Patents Index (DWPI)