Dictionary
/
Retail Prices Index (RPI)

Retail Prices Index (RPI)

An index published each month by the Office for National Statistics, which measures the level of retail prices in the UK. Cash flows on all index-linked gilts are linked to the RPI.

More terms

Investment Trust

A company that pools money together from multiple investors and then invests it.
Read more

52-week high/low

The highest, or lowest, price a share has traded at in a passing year.
Read more

Ponzi Scheme

A form of fraud designed to lure new investors, and pays the earlier backers by using the new investors' money.
Read more

Gilt

What is a gilt?
Read more

Account balance

The amount of money a user has stored in a financial repository.
Read more

Arithmetic Mean

The sum of a set of numbers added together and then divided by the total amount of numbers in that set.
Read more

Technical Analysis

Examining price movements of shares and other assets, and trying to predict how they will move in the future.
Read more

Rate of Return

Profit on an investment, expressed as a percentage of the investment.
Read more

Beta

Learn what Beta stands for in finance.
Read more

You’re just minutes away from commission-free investing

open an isa
When you invest, your capital is at risk

Freetrade is your gateway to commission-free investing. Join over 1.6 million users using the Best online trading platform, as voted at the British Bank Awards for six years running.

Accounts
Customer Support
Resources
Company
Important information

Freetrade does not provide investment advice and individual investors should make their own decisions or seek professional advice. The value of investments can go down as well as up and you may receive back less than your original investment. Freetrade is a trading name of Freetrade Limited, which is a member firm of the London Stock Exchange and is authorised and regulated by the Financial Conduct Authority (FCA reg. no. 783189). Registered in England and Wales (no. 09797821).

© 2026 Freetrade, All rights reserved. The Apple logo is a trademark of Apple Inc. App Store is a service mark of Apple Inc. Google Play and the Google Play logo are trademarks of Google LLC.

Follow us on