Definition of octyne in US English:

octyne

(also octine)

noun

Chemistry
  • Any of a series of liquid alkynes having the formula C₈H₁₄.

Origin

Late 19th century; earliest use found in Henry Watts (1815–1884), chemist. From octo- + -yne.

Pronunciation

octyne

/ˈɒktʌɪn/