noun Etymology: International Scientific Vocabulary Date: 1872 a gaseous butylene C 4 H 8 used especially in making butyl rubber and gasoline components
ISOBUTYLENE
Meaning of ISOBUTYLENE in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012