A fractional interest refers to owning a part or a fraction of a larger whole. It generally means that you have a partial ownership or share in something, rather than owning it entirely by yourself. Full definition
For example, there are web based ways to invest in fractional interests in everything from oil wells, to coffee farms, to hard money lending, real estate and robo advisors. (insuranceandestates.com)
The Internal Revenue Service issued a revenue procedure on July 20, 2004 regarding the use of DST's for the purchase of fractional interests in real property that would qualify as like - kind replacement property in conjunction with a tax - deferred like - kind exchange transaction. (exeter1031.com)
Tenancy - In - Common Interest (Co-Tenancy): A separate, undivided fractional interest in property. (exeter1031.com)