Definitions

1. noun

A mixture of isomers of heptane, typically used as a reference substance in fuel research and chemistry.

“The researcher used isoheptane to compare the combustion properties of various fuel blends.”

2. adjective

Relating to or denoting a mixture of isomers of heptane, especially in relation to fuel or chemical research.

“The team developed a new isoheptane-based fuel blend for more efficient engines.”