unit trust

US /ˈjuːnɪt trʌst/
UK /ˈjuːnɪt trʌst/
"unit trust" picture
1.

a form of collective investment, especially in the UK, where money from many investors is pooled to buy a range of investments, managed by a fund manager

:
She invested her savings in a unit trust for long-term growth.
Many people choose unit trusts for diversification.