butylene Meaning, Definition & Usage

  1. noun any of three isomeric hydrocarbons C4H8; all used in making synthetic rubbers
    butene.

WordNet

Bu"ty*lene noun
Etymology
From Butyl.
Definitions
  1. (Chem.) Any one of three metameric hydrocarbons, C4H8, of the ethylene series. They are gaseous or easily liquefiable.

Webster 1913