noun
also hep·tine ˈhepˌtīn
( -s )
Etymology: International Scientific Vocabulary hepta- + -yne or -ine
: any of three isomeric straight-chain liquid hydrocarbons C 7 H 12 of the acetylene series
HEPTYNE
Meaning of HEPTYNE in English
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012