tetrylene

== English == === Etymology === From tetr- +‎ ethylene, because of the four carbon atoms in the molecule. === Noun === tetrylene (usually uncountable, plural tetrylenes) (chemistry) butylene === References === “tetrylene”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.