Home › Words › E › eicosapentaeneeicosapentaeneeicosapentaene means A hydrocarbon with a chain of 20 carbon atoms and 5 cis double bonds, which forms part of fatty acids, especially eicosapentaenoic acid.EtymologyFrom eicosa- + penta- + -ene.nounA hydrocarbon with a chain of 20 carbon atoms and 5 cis double bonds, which forms part of fatty acids, especially eicosapentaenoic acid.Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.eicosatetraene 82% match — A hydrocarbon chain with 20 carbon atoms and four double bonds (C₂₀H₃₀), equivalent to eicosatetraenoic acid without the carboxylic acid group (–COOH) vs eicosapentaene →eicosatriene 80% match — A hydrocarbon chain with 20 carbon atoms and three double bonds (C₂₀H₃₀), equivalent to eicosatrienoic acid without the carboxylic acid group (–COOH). vs eicosapentaene →eicosapentaenoyl 78% match — The univalent radical derived from eicosapentaenoic acid by loss of the hydroxy group vs eicosapentaene →eicosadiene 76% match — Any of several isomeric unsaturated alkenes having twenty carbon atoms and two double bonds vs eicosapentaene →eicosyne 75% match — A chemical compound with the molecular formula C₂₀H₃₈. vs eicosapentaene →eicosapentaenoic 75% match — Of or pertaining to eicosapentaenoic acid or its derivatives vs eicosapentaene →eicosene 74% match — Any of very many isomers of the unsaturated aliphatic hydrocarbon having the chemical formula C₂₀H₄₀, but especially 2-eicosene. vs eicosapentaene →eicosatrienoid 72% match — Any compound are derived from eicosatriene, especially one with a 20-carbon backbone that has three double bonds. vs eicosapentaene →