Enter a clue or pattern or both:
The Clue
Certain hydrocarbon (6 letter answer)
The Answer
ALKENE
Tags
Notes
The answer ALKENE is so rare that it appears less than once every 2500 puzzles.
Related Clues
C2H4, e.g.
C4H8, e.g.
Compound also called an olefin
Definition
ALKENE as a noun:
1. (alkene, olefine, olefin) = any unsaturated aliphatic hydrocarbon