bioconversion

noun

1. the conversion of biomass to usable energy, as by burning solid fuel for heat, by fermenting plant matter to produce liquid fuel, as ethanol, or by the bacterial decomposition of organic waste to produce methane.

noun

1. the use of biological processes or materials to change organic substances into a new form, such as the conversion of waste into methane by fermentation

1. The conversion of organic materials, such as plant or animal waste, into usable products or energy sources by biological processes or agents, such as certain microorganisms.