noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Any of four isomers of the heterocyclic compound formed by substituting two methyl groups for hydrogen in furan; but especially 2,5-dimethylfuran obtained by catalytic reduction of fructose from biomass for use as a biofuel

Etymology

From dimethyl + furan.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.