ˌbyüd.əˈdīˌēn, ˌ ̷ ̷ ̷ ̷ˌ ̷ ̷ˈ ̷ ̷ noun
( -s )
Etymology: International Scientific Vocabulary butane + di- + -ene
: a flammable gaseous diolefin CH 2 = CHCH = CH 2 very reactive and polymerizing readily that is made by several processes (as by catalytic dehydrogenation of normal butane or normal butylenes at high temperatures) and is used chiefly in making synthetic rubbers (as GR-S and nitrile rubbers) — called also bivinyl, 1,3-butadiene, divinyl