Definitions:

1. Is a measure of the money supply that includes all the components of M2 (physical currency, demand deposits, savings deposits, money market securities, mutual funds, and other time deposits) as well as larger, less liquid financial assets. NOUN
   • Central banks often monitor M3 growth as an indicator of potential inflationary trends, given its comprehensive coverage of the money supply.

Synonyms:

• aggregate money supply
• broad money supply
• expanded money supply
• total money supply
• wide liquidity measures