Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun biomass

2 senses of biomass

Sense 1
biomass -- (plant materials and animal waste used as fuel)
       => fuel -- (a substance that can be consumed to produce energy; "more fuel is needed during the winter months"; "they developed alternative fuels for aircraft")

Sense 2
biomass -- (the total mass of living matter in a given unit area)
       => mass -- (the property of a body that causes it to have weight in a gravitational field)